Answer:
121
Step-by-step explanation:
Convert 550% into a decimal by moving the decimal point 2 times to the left. 5.5. Then multiply 5.5 x 22 to get 550% of 22.
Uhm can you answer it and tell me how you did it? I'm like dead confused
Answer:
Hello! answer:
rectangle a: 8
rectangle b: 24
figure: 32
Step-by-step explanation:
Hello I'll show a demonstration, with a picture and explanation. Ok so as shown in the picture i circled the base and height those are basically what you have to multiply to find the area.
we are given the height for rectangle a but not the base so we have to find it we know the base at the bottom for the whole thing is 5 and the base for B is. 3 so we can just subtract 3 from 5 to find A's base so... 5 - 3 = 2
now we have everything we need to find the area so....
4 × 2 = 8 so rectangle a is 8
3 × 8 = 24 so rectangle b is 24
then for the whole figure we can just add those two up for the entire area so...
24 + 8 = 32 therefore the figures area is 32 Hope that helps!
help please i’ll give u brianliest
Answer:
I guess the answer is c.... I guess it must be c
how many times can 19,043 go into 100
Show that from any subset of 51 numbers taken from {1, 2, 3, ..., 100}, there exists a pair of elements such that one divides another.
Consider the 50 odd numbers 1,3, 5, ..., 99.
For each one, form a box containing the number and all powers of 2 times
the number.
So the first box contains {1,2,4,8, 16,..}
the next box contains {3,6,12,24,48, ...}
Then among the 51 numbers chosen, the pigeonhole principle tells us that there are two that are contained in the same box. They must be of the form \(2^{m} k\) and \(2^{n} k\) with the same odd number k. So one will divide the other.
What is pigeonhole principle?According to the pigeonhole principle, if n items are placed in m containers, with n > m, at least one container must contain more than one item.
For example, if you have three gloves (and none of them are ambidextrous/reversible), you must have at least two right-handed gloves or at least two left-handed gloves, because there are three objects but only two categories of handedness to put them into.
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Which polygons are congruent? please help will give brainiest!
Answer:
2 small squares
Step-by-step explanation:
2 trapeziums
An old bridge consists of a 350 ft. wood bridge on the left, followed by 1200 ft. of a modern metal bridge, closed out by another 350 ft. wood bridge on the right. The wood is starting to rot so the city has decided they will The geometric representation of the product of two numbers, m, and n, is the area of a rectangle whose sides are of lengths m and n. However, the edges of that rectangle are line segments. What could someone do if they wanted the product of two line segments to be represented as another line segment?
If someone wants the product of two line segments to be represented as another line segment, they can make use of similar triangles
How to know what to doThe correlation between the lengths of line segments can be established by creating a geometric shape comprising of two triangles that are identical and share one side.
If the legs of the triangles are used to represent the two line segments and their shared side represents the resulting line segment, it is possible for the lengths to be proportional through the similarity of the triangles.
To represent the product of the two original line segments, it is necessary to ensure that they and the resulting line segment are a collection of similar triangles. This is because the length of the resulting line segment can represent the product of the initial segments.
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Name the marked angle in 2 different ways.
Answer:
angle TVU
Step-by-step explanation:
angle UVT
please mark as brainliest
Which choices are equivalent to the fraction below check all that apply 30/90
Answer:
There are no choices. You forgot to add them mate
Step-by-step explanation:
Answer:
We need the answers to choose from
Step-by-step explanation:
You forgot to attach the answers :-)
23.82600 round off to two decimal place
Answer:
23.83......the 6 is greater than 5 so the 2 turns 3
Step-by step
What expression represents the value of y?
Answer:
Second choice:
\(\mbox{\large y = \sqrt{wz}}\)
Step-by-step explanation:
Consider the right triangle ABC
By the Pythagorean theorem,
AB² = BC² + AC²
BC = x, AC = (w + x) and AB = v
Plug in above values
(w + z)² = v² + x² (1)
In right triangle BCD,
BC² = BD² + CD²
Plugging in values we get
x² = w² + y² (2)
In right triangle ABD
AB² = BD² + AD²
v² = y² + z² (3)
Plug in values of x² from eq (2) and v² from eq 3 into equation (1) to get
(w + z)² = y² + z² +w² + y²
Left side (w + z)² = w² + 2wz + z²
==> w² + 2wz + z² = y² + z² +w² + y²
w² and z² cancel out since they are on both sides of the equation with same sign
=> 2wz = y²+y²
2wz = 2y²
Divide by 2:
wz = y²
Switch sides:
y² = wz
\(\mbox{\large y = \sqrt{wz}}\)
Part B: In two or more complete sentences, explain the relationship between angle pairs a) 1 and and 7 b) 1 and 2 . in your explanation, include how you calculated each of the angle measures in the special angle pairs.
Answer:
What are measures of ∠ 1 and ∠ 2?
Angles ∠1 and ∠2 are complementary. Supplementary angles: two angles, the sum of whose measures is 180°. Angles ∠1 and ∠2 are supplementary.
Step-by-step explanation:
Types of Angle Pairs
Adjacent angles: two angles with a common vertex, sharing a common side and no overlap.
Adjacent Angles
Angles ∠1 and ∠2 are adjacent.
Complementary angles: two angles, the sum of whose measures is 90°.
Complementary Angles
Angles ∠1 and ∠2 are complementary.
Complementary are these angles too(their sum is 90°):
Complementary Angles
Supplementary angles: two angles, the sum of whose measures is 180°.
Supplementary Angles
Angles ∠1 and ∠2 are supplementary.
Angle pairs formed by parallel lines cut by a transversal
When two parallel lines are given in a figure, there are two main areas: the interior and the exterior.
When two parallel lines are cut by a third line, the third line is called the transversal. In the example below, eight angles are formed when parallel lines m and n are cut by a transversal line, t.
There are several special pairs of angles formed from this figure. Some pairs have already been reviewed:
Vertical pairs:
∠1 and ∠4
∠2 and ∠3
∠5 and ∠8
∠6 and ∠7
Recall that all pairs of vertical angles are congruent.
Supplementary pairs:
∠1 and ∠2
∠2 and ∠4
∠3 and ∠4
∠1 and ∠3
∠5 and ∠6
∠6 and ∠8
∠7 and ∠8
∠5 and ∠7
Recall that supplementary angles are angles whose angle measure adds up to 180°. All of these supplementary pairs are linear pairs. There are other supplementary pairs described in the shortcut later in this section. There are three other special pairs of angles. These pairs are congruent pairs.
Alternate interior angles two angles in the interior of the parallel lines, and on opposite (alternate) sides of the transversal. Alternate interior angles are non-adjacent and congruent.
Alternate exterior angles two angles in the exterior of the parallel lines, and on opposite (alternate) sides of the transversal. Alternate exterior angles are non-adjacent and congruent.
Corresponding angles two angles, one in the interior and one in the exterior, that are on the same side of the transversal. Corresponding angles are non-adjacent and congruent.
Use the following diagram of parallel lines cut by a transversal to answer the example problems.
Example:
What is the measure of ∠8?
The angle marked with measure 53° and ∠8 are alternate exterior angles. They are in the exterior, on opposite sides of the transversal. Because they are congruent, the measure of ∠8 = 53°.
Example:
What is the measure of ∠7?
∠8 and ∠7 are a linear pair; they are supplementary. Their measures add up to 180°. Therefore, ∠7 = 180° – 53° = 127°.
1. When a transversal cuts parallel lines, all of the acute angles formed are congruent, and all of the obtuse angles formed are congruent.
In the figure above ∠1, ∠4, ∠5, and ∠7 are all acute angles. They are all congruent to each other. ∠1 ≅ ∠4 are vertical angles. ∠4 ≅ ∠5 are alternate interior angles, and ∠5 ≅ ∠7 are vertical angles. The same reasoning applies to the obtuse angles in the figure: ∠2, ∠3, ∠6, and ∠8 are all congruent to each other.
2. When parallel lines are cut by a transversal line, any one acute angle formed and any one obtuse angle formed are supplementary.
From the figure, you can see that ∠3 and ∠4 are supplementary because they are a linear pair.
Notice also that ∠3 ≅ ∠7, since they are corresponding angles. Therefore, you can substitute ∠7 for ∠3 and know that ∠7 and ∠4 are supplementary.
Example:
In the following figure, there are two parallel lines cut by a transversal. Which marked angle is supplementary to ∠1?
The angle supplementary to ∠1 is ∠6. ∠1 is an obtuse angle, and any one acute angle, paired with any obtuse angle are supplementary angles. This is the only angle marked that is acute.
2n - 6 + -8n + 14 equation
Answer:
\({ \tt{2n - 6 + ( - 8n) + 14}} \\ \)
- Simplify the equation by isolating common terms together;
\( = { \tt{2n + ( - 8n) + 14 - 6}} \\ = { \tt{2n - 8n + 14 - 6}} \: \: \: \: \: \: \\ = { \tt{ - 6n + 8}} \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \)
- Simplify to the final expression; as 2 is the common factor
\({ \boxed{ \tt{2(4 - 3n)}}}\)
PLEASE HELP ME ASAP
A 30°-60°-90° triangle has a shorter leg with a length of 14 cm. The hypotenuse of the triangle is ___ cm.
Answer:
28 cm
Step-by-step explanation:
side opposite of 30° = x = shorter leg / opposite.
side opposite of 60° = x√3 = adjacent.
side opposite of 90° = 2x = hypotenuse.
The mean of 5 numbers is 78. If 3 if the numbers are 72,86 and 82 and the other 2 numbers are equal. Find the total of the 5 numbers.
Answer:
sorry I can't understand the answer sorry
In the
figure a cylindrical can with a hemi-
spherical lid is given.
20cm
27cm and find the CSA of the can
The lateral surface area of the can is approximately 2962.76 cm².
The lateral surface area (CSA) of a cylindrical can with a hemispherical lid can be calculated as follows:
CSA = 2πrh + πr²
Where:
r is the radius of the cylindrical part of the can
h is the height of the cylindrical part of the can
We know the height of the cylindrical part is 27 cm and the diameter of the hemispherical lid is 20 cm, so the radius is half the diameter or 10 cm.
So, the lateral surface area of the cylindrical part is:
CSA = 2πr × h = 2 × π × 10 ×:27 = 540 π cm²
And the surface area of the hemispherical lid is:
CSA = 4π × r² = 4 × π × 10² = 400π cm²
Therefore, the total lateral surface area of the can is:
CSA = 540π + 400π = 940π cm²
So the answer is approximately 2962.76 cm².
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explain how regression toward the mean can describe two friends who have a fight then later go to the movies together.
Given the circumstances of the question, it is feasible that the two friends would feel that they overreacted during the argument, and as a result, they decide to see a movie together to make up for it.
Regression toward the mean is a statistical condition that involves events that the outcomes produce based solely on chance rather than on real facts. Therefore, it is impossible to forecast with precision what will happen in a regression towards the mean.
Example
Two military units are brought back, one with 20% casualties and the other with 50%. He compliments the first while criticizing the second. The two units return with the opposite outcomes the following time. He "learns" from this experience that praise reduces performance and berating strengthens it.
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Cooper Middle School has a goal of collecting more than 1,000 cans of food in a food drive. So far, 375 cans have been collected. During the last 13 days of the drive, at least how many cans must be collected each day in order to meet the goal?
Answer:
48 cans each day
Step-by-step explanation:
This can be represented as:
\(375+13c\geq 1,000\)
(13c represents the number of cans, needed within the past 13 days)
First subtract both sides by 375
\(13c\geq 625\)
Then divide both sides by 13 to get your answer of:
\(c\geq 48\)
Answer:
48
Step-by-step explanation:
1000-375=625
625/13=48.0769
But since it said atleast the answer is 48
a company has a monthly time series that regularly shows sales being higher in the summer months. this is an example of which component?
A. Random
B. Seasonal
C. Trend
D. Cyclical
Explain how to use the distributive property to find an expression that is equivalent to 20+16.
Answer:
Explain how to use the distributive property to find an expression that is equivalent to 20 + 16. First, I would find that the GCF of 20 and 16 is 4. Then, I would divide both 20 and 16 by 4. Last, I would use the distributive property to write the sum as 4(5 + 4).
The probability that Henry will win the chess match is 32%. What is the probability that Henry will not win the chess match?
Write the probability as a percent and include the percent symbol.
Answer:
68°/•
Step-by-step explanation:
100°/• - 32°/•
=68°/•
Rocky finished a 200-meter race in 5/12 of a minute. The winner of the race used of Rocky's time to finish the race. How much time did the winner use to finish the race?
Please answer this and I'll give 30 points!
if they are randomly seated, what is the probability that all the men sit together to the right of all the women?
The probability that all the men sit together to the right of all the women is 0.142857.
To find the probability that all the men sit together to the right of all the women, we need to use the concept of permutations and combinations.
First, we need to find the total number of ways that the people can be seated. If there are n people, then the total number of ways they can be seated is n! (n factorial).
Next, we need to find the number of ways that all the men can sit together to the right of all the women. To do this, we can treat the group of men as one unit and the group of women as another unit. If there are m men and w women, then there are (m+w-1)! ways to arrange the two groups.
Finally, we need to find the number of ways to arrange the men within their group and the women within their group. There are m! ways to arrange the men and w! ways to arrange the women.
So the probability that all the men sit together to the right of all the women is:
P = (m+w-1)! * m! * w! / n!
Using this formula, we can plug in the values for m, w, and n to find the probability.
For example, if there are 3 men and 4 women, then the probability would be:
P = (3+4-1)! * 3! * 4! / 7! = 6! * 3! * 4! / 7! = 0.142857
So the probability that all the men sit together to the right of all the women is 0.142857.
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.If M is the midpoint of segment AC and AM=4y+10, AC=36, MC=2x+5y, find the value of x and y.
Based on the definition of the midpoint of a segment, the values of x = 4; y = 2.
What is the Midpoint of a Segment?The midpoint of a segment is the point where the line segment is divided into two equal halves.
Thus, if M is the midpoint of line segment AC, then it means that:
AM + MC = AC, therefore,
AC = 2(AM)
Given the following:
AM = 4y + 10,
AC = 36,
MC = 2x + 5y
Plug in the values into AC = 2(AM):
36 = 2(4y + 10)
Solve for y
36 = 8y + 20
36 - 20 = 8y
16 = 8y
16/8 = y
2 = y
y = 2
MC = AM
Plug in the value of y to find x
2x + 5y = 4y + 10
2x + 5(2) = 4(2) + 10
2x + 10 = 8 + 10
2x + 10 = 18
2x = 18 - 10
2x = 8
x = 4
Therefore, applying the definition of the midpoint of a segment, the values of x = 4; y = 2.
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Marsha bought a birthday card for $2.86 and a pen for $1.57. She paid with a $20 bill. How much change should Marsha have received?
F $15.57
F $15.57
G $24.43
G $24.43
H $17.77
H $17.77
J $16.57
J $16.57
Answer: F 15.57
Step-by-step explanation:
2.86+1.57= 4.43
20-4.43=15.57
how many ways are there to select 10 countries in the united nations to serve on a council if 3 is selected from a block of 52, 1 are selected from a block of 62 and 6 are selected from the remaining 75 countries?
There are 12,804,280,000 ways to select 10 countries in the United Nations to serve on a council.
UN Council Country SelectionThe number of ways to select 3 countries from a block of 52 is given by the combination formula:
C(52, 3) = 52! / (3! * (52 - 3)!) = 19600.The number of ways to select 1 country from a block of 62 is given by:C(62, 1) = 62.
The number of ways to select 6 countries from the remaining 75 countries is given by:C(75, 6) = 75! / (6! * (75 - 6)!) = 178,365.
Finally, to find the number of ways to select 10 countries in total, we multiply the number of ways to select 3, 1, and 6 countries:
19600 * 62 * 178365 = 12,804,280,000.
So there are 12,804,280,000 ways to select 10 countries in the United Nations to serve on a council.
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Pls help
Find the 24th term of the sequence:
11, 16, 21, ...
choose the correct answer:
•264
•642
•126
•261
Answer:
126
Step-by-step explanation:
Add (24x5) to 6
i'm assuming that the first number of the sequence is 6 not 11
Answer:
the answer is 126
Step-by-step explanation: you start of with 6 and since the factor is 5 you multiply 24 by 5 to get 120. add six the 120 to get 126 and then there is your answer
$834, 3%, 15 months ?
Answer: 25.02 x 15= 375.30
Step-by-step explanation:
6. Consider the ordered pairs.(0,0) (1.5,4.5) (3,9) (4.5,13.5). Write two rules. One for the x terms in the given ordered pair and one for the y terms. Describe the relationship between the corresponding terms.
the rule for x terms is 1.5x - 1.5 and the rule for y terms is 4.5y - 4.5.
What is the function?A relationship between a group of inputs and one output is referred to as a function. In plain English, a function is an association between inputs in which each input is connected to precisely one output. A domain, codomain, or range exists for every function. Typically, f(x), where x is the input, is used to represent a function.
Given, the ordered pairs.(0,0) (1.5,4.5) (3,9) (4.5,13.5)
For x term:
The rule for x term that is 0, 1.5, 3, 4.5
First term = 0
difference = 1.5
From the general formula of Arithmetic sequence:
an = a + (n – 1)d.
thus,
Equation = 0 + (x -1 ) d
Equation = 1.5x - 1.5
For y term:
The rule for y term that is 0, 4.5, 9, 13.5
First term = 0
difference = 4.5
From the general formula of Arithmetic sequence:
an = a + (n – 1)d.
thus,
Equation = 0 + (x -1 ) d
Equation = 4.5x - 4.5
Therefore, The x-term rule is 1.5x-1.5, while the y-term rule is 4.5y-4.5.
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Write an equation in slope-intercept form of the line through point P(–3, 6) with slope –2.
Answer:
y = - 2xStep-by-step explanation:
An equation in point-slope form of the line passing through point P(x₁, y₁) with slope m: y - y₁ = m(x - x₁)
m = -2
P(-3, 6) ⇒ x₁ = -3, y₁ = 6
y - 6 = -2(x - (-3))
y - 6 = -2(x + 3) ← point-slope form
y - 6 = -2x - 6 {add 6 to both sides}
y = - 2x ← slope-intercept form {intercept=0}
Which of the following are the two most commonly used measures of variability? O a. Variance and mode b. Mean and range O c Variance and standard deviation O d. Sample mean, and sample variance
The two most commonly used measures of variability are variance and standard deviation.
1. Variance: Variance measures how spread out a set of data points is from the mean. It calculates the average of the squared differences between each data point and the mean. The formula for variance is sum of squared differences divided by the number of data points.
Example: Let's say we have a set of data points: 2, 4, 6, 8, and 10. The mean of these data points is 6. The differences between each data point and the mean are: -4, -2, 0, 2, and 4. Squaring these differences gives us: 16, 4, 0, 4, and 16. The sum of these squared differences is 40. Dividing this sum by the number of data points (5) gives us a variance of 8.
2. Standard Deviation: Standard deviation is the square root of variance. It measures the average distance between each data point and the mean. Standard deviation is often preferred over variance because it is in the same unit as the data points, making it easier to interpret.
Example: Using the same set of data points as above, the variance is 8. Taking the square root of 8 gives us a standard deviation of approximately 2.83.
In summary, variance measures how spread out the data points are from the mean, while standard deviation gives us a more intuitive understanding of the variability by providing a measure in the same unit as the data points. These measures help us understand how the data is distributed and how much it deviates from the average.
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