Question:
Solution:
Remember that the corresponding angles of similar polygons are congruent (exactly the same) and the corresponding sides are proportional (in the same ratio). According to this, we obtain the following equality:
\(\frac{6}{2}=\frac{w}{3}\)solving for w, we obtain:
\(w=\text{ }\frac{(6)(3)}{2}=\frac{18}{2}=9\)So that, we can conclude that the correct answer is:
\(w\text{ = 9}\)Devi invested a principal of $2750 in her bank account with an interest rate of 1.5%. How much simple interest did she earn in 3 years?
A cylinder has a height of 18 yards The volume of this cylinder is 11077.92 cubic yards what is the radius
Answer:
13.996 or 14 yd
Step-by-step explanation:
volume of a cylinder = piR^2 * h
solve for R
R = (V/pi*H)^0.5
I need help on this please
Answer:
Step-by-step explanation:
x and x are both equal because the two angles opposite them are equal (both angles are 45 degrees).
In addition, the third angle is 90 degrees. You can use the Pythagorean Theorem.
x^2 +x^2 = 12^2
2x^2 = 144 Divide by 2
x^2 = 144/2
x^2 = 72 Factor 72 using prime factors.
x^2= 2*2*2 * 3*3
Every pair of equal factors contributes 1 factor to the question mark outside the root sign. The other factor is thrown away.
sqrt(x^2) = 2 * 3 * sqrt 2 a single two is left under the root sigen
x =6 sqrt(2)
There are 150 people at a restaurant 100 of them chose non-vegetarian food, and 50 of them chose vegetarian food for their dinner. What is the ratio of people who chose vegetarian food to people who
chose non-vegetarian food?
Answer:
1:3 is the ratio
Step-by-step explanation:
tina is training for a biathlon. To train for the bicycle portion, she rides her bike 15 miles uphill and 15 miles back down. the complete trip takes her 2 hours. If her downhill speed is 20 miles per hour fadter than her uphill speed how fast does dhe ride uphill?
Answer:
Step-by-step explanation:
Tina is training for a biathlon. To train for the running portion of the race, she runs 7 miles each day over the same course. The first 4 miles of the course is on level ground, while the last 3 miles is downhill. She runs 3 miles per hour slower on level.
name the property of (4+-4)y=0y
Answer:
o
Step-by-step explanation:
4t y=0y=0
Please helppp why is he right or wrong!!
Answer:
We cannot agree with Andre because x = 3.
Step-by-step explanation:
Assuming the diagram is a weighing scale which can also be represented as an equation having two sides that is balanced. We can express the situation as follows using equation:
x + 2 = 5
Solve for x
x + 2 - 2 = 5 - 2 (subtraction property of equality)
x = 3
If you plug in the value of x on the diagram given, the scale becomes balance on each side.
Therefore, x = 3. Andre is wrong and we cannot agree with Andre.
What is the measure of angle AED?
Answer:
Step by step explanation:
well this is simble you just do it
A rectangular room is tiled with tiles 1
2
inches long and 1
2
inches wide. If the room is L tiles long and W tiles
wide, find the room’s area, in square inches.
The room’s area, in square inches is,
⇒ A = 144LW square inches.
We have to given that,
A rectangular room is tiled with tiles 12 inches long and 12 inches wide.
And, The room is L tiles long and W tiles wide.
Hence, Lenght of L tiles,
= 12L
And, Length of W tiles,
= 12W
Since, We know that,
Area of rectangle is,
⇒ A = Length x width
Substitute given values, we get;
⇒ A = 12L x 12W
⇒ A = 144LW square inches.
Therefore, The room’s area, in square inches is,
⇒ A = 144LW square inches.
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Use the hundredth grids to answer the question.
Which equation is shown by the model?
See picture below
Based on the information we can infer that the equation shown in the image is 1.23 - 0.35 = 0.88 (option B).
How to identify the correct equation?To identify the correct equation we must look at the graph and identify the information it provides. In this case we have two squares divided into 100 squares each. Additionally, the square on the left has 88 squares painted in red and 12 squares with an X inside. In the case of the square on the right, it has 23 squares colored in red with an X inside.
In total we have 123 squares painted in red, which in decimal number is equivalent to 1.23. On the other hand, the number of squares painted red and with an X inside is 35, this value would be 0.35.
On the other hand, the squares painted only in red are 88, so the equivalent in decimal numbers would be 0.88. Therefore, the correct way to express this relationship through an equation would be:
1.23 - 0.35 = 0.88 (option B).Learn more about equations in: https://brainly.com/question/29538993
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if a and b are consecutive even integers, where aa) 2a+1
b)2a^2+2b
c)3a^2+3b^2
d)2a+3b^2
e)2a+3b
The formula that can be used to illustrate consecutive even numbers is a + 2.
How to illustrate the information?It should be noted that the information is incomplete. Therefore, an overview will be given.
It should be noted that consecutive even numbers we the numbers that follow each other and have a difference of 2.
Examples of such numbers include 2, 4, 6,8, 10, etc.
In this case, the formula that can be used to illustrate consecutive even numbers is a + 2.
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find the exact value cos5pi/6
Answer:
\( - \frac{ \sqrt{3} }{2} \)
Step-by-step explanation:
Unit circle
Solve these please!!!
The area of the figure ABDECA, and the coordinates of the points on the quadrilateral are;
1. The area is about 15.16 units²
2. The coordinates of the points are;
(i) B(5, 8)
(ii) C(8.58, 4)
(ii) D(8,58, 1.21)
What is a quadrilateral?A quadrilateral is a four sided polygon.
1. The coordinate of the point C can be found as follows;
Let (x, y) represent the coordinates of the C, we get;
(x + 8)/2 = 5
x = 2 × 5 - 8 = 2
(y + 8)/2 = 6
y = 2 × 6 - 8 = 4
The coordinates ot the point C (2, 4)
The length of the segment BC = √((8 - 2)² + (8 - 4)²) = 2·√(13)
Length of the side AB = √((8 - 6)² + (8 - 11)²) = √(4 + 9) = √(13)
The area of the triangle ABC = (1/2) × 2·√(13) × √(13) = 13
CE is perpendicular to DE, let (a, b), represent the coordinates of the point E, therefore;
(4 - y)/(2 - x) = -(5 - x)/(6 - y)
y - 4 = (-4/7)(x - 2)
y - 6 = (7/4)(x - 5)
(-4/7)(x - 2) + 4 = (7/4)(x - 5) + 6
x = (17/5) = 3.4
y = (7/4)((17/5) - 5) + 6 = 3.2
The coordinates of the point E is (3.4, 3.2)
The length of the side DE = √((5 - 3.4)² + (6 - 3.2)²) = √(10.4)
Length of the side CE = √((3.2 - 2)² + (3.4 - 4)²) = √(1.8)
Area of the triangle ΔCDE = (1/2) × √(10.4) × √(1.8)
Area of the figure is therefore;
13 + (1/2) × √(10.4) × √(1.8) ≈ 15.16 square units2. The equation of the line AB is; y - 6 = (1/3)·(x - (-1))
y - 6 = (1/3)·(x + 1)
y = (1/3)·(x + 1) + 6
The slope of the segment AE = (4 - 6)/(3 - (-1)) = -1/2
Slope of the segment BE = -1/(-1/2) = 2
Equation of BE is; y - 4 = 2·(x - 3)
y = 2·(x - 3) + 4 = (1/3)·(x + 1) + 6
Therefore, x = 5
y = (1/3)·(5 + 1) + 6 = 8
The coordinates of the point B is (5, 8)(ii) Area of the triangle EBC = 24 unit²
EB = (1/2) × √((5 - 3)² + (8 - 4)²) = √20
Therefore;
BC = 24/(√20) = 12/√5 = 12·√5/5 = √(28.8)
(x - 5)² + (y - 8)² = 28.8
y = 4, therefore;
(x - 5)² + (4 - 8)² = 28.8
(x - 5)² = 28.8 - (4 - 8)² = 12.8
x = √(12.8) + 5
The coordinates of the point C is C(√(12.8) + 5, 4) ≈ (8.58, 4)(iii) The equation of the segment AD is; y - 4 = (-1/2)(x - 3)
x = √(12.8) + 5
Therefore;
y - 4 = (-1/2)((√(12.8) + 5) - 3)
y = (-1/2)((√(12.8) + 5) - 3) + 4 ≈ 1.21
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what is 1 5/6−3/4 in simplest form?
The mixed fraction and fraction expression 1 ⁵/₆ - 3/4 in the simplest form will be 13/12.
What is Algebra?Algebra is the study of abstract symbols, while logic is the manipulation of all those ideas.
The acronym PEMDAS stands for Parenthesis, Exponent, Multiplication, Division, Addition, and Subtraction. This approach is used to answer the problem correctly and completely.
The expression is given below.
⇒ 1 ⁵/₆ - 3/4
Convert the mixed fraction number into a fraction number. Then we have
⇒ 1 ⁵/₆ - 3/4
⇒ 11/6 - 3/4
⇒ (22 - 9) / 12
⇒ 13 / 12
The mixed fraction and fraction expression 1 ⁵/₆ - 3/4 in the simplest form will be 13/12.
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Find the distance between the points (-7,-6) and (4,-6)?
Answer:
Step-by-step explanation:
the distance between the two points are 11.
the slope is m=0
Answer:
11 units
Step-by-step explanation:
\(Solution,\\\\Let,\\\\(x_1,y_1)=(-7,-6)\\\\(x_2,y_2)=(4,-6)\\\\Now,\\\\Using\:distance\:formula,\\\\\hookrightarrow d=\sqrt{(x_2-x_1)^{2} +(y_2-y_1)^{2} } \\\\\hookrightarrow d=\sqrt{(4-(-7))^{2} +(-6-(-6))^{2} } \\\\\hookrightarrow d=\sqrt{(11)^{2} +(0)^{2} }\\\\\hookrightarrow d=\sqrt{121} \\\\\hookrightarrow d=11\: units\)
11. Given that the function graphed is f(x), what
is f(-5)?
Answer:
f(-5) =5
Step-by-step explanation:
We want to find the output value when x = -5
Looking at the graph when x = -5 the graph is at 5
f(-5) =5
what is the value of x?
Answer:
46
ayo how r u doin siahsvsgshsgsgsgsg
In 96.57, in which place is the 7
Hey there!☺
\(Answer:\boxed{\text{Hundredths}}\)
\(Explanation:\)
If you want to find the place of the number 7 in the decimal, let's review the decimal place value.
9(tens)6(ones) . 5(tenths)7(hundredths)
7 is in the hundredths. So that means the answer to your question is hundredths.
Hope this helps!
This cylinder is 7 inches tall and has a volume of 63pi in3. what is the area of the cross section
Answer:
area of cross section of cylinder is inch²
Step-by-step explanation:
Given : Cylinder is 7 inch tall and has a volume of inches³.
We have to find the area of cross section of cylinder.
Area of cross section of cylinder =
To find the cross section first find radius.
Given Volume of cylinder = inches³
Also , Volume of cylinder =
Thus,
Divide both side by 7, we get,
On simplifying , we get,
Since, radius has to be positive, thus neglecting negative term.
Thus, radius of cylinder = 3 inch
Thus, area of cross section of cylinder =
area of cross section of cylinder =
Thus, area of cross section of cylinder is inch²
Step-by-step explanation:
.5 divided by 35.0 please help
Answer:
Your answer is 0.014285714285714.
Step-by-step explanation:
You divide .5 by 35 and you get your answer.
Answer:
7
Step-by-step explanation:
Finding the inverse of the cube of a bijective function. i About For a function f : R + R, we will define f-cube as f-cube(x) = (f(x))3 . (a) Prove that if f is a bijection, then f-cube is also a bijection. You can use the fact that for any two real numbers x and y, if x = y, then æ1/ well-defined real number. 1/3 = y1/3. Also for any real number x, x1/3 is a (b) For a bijection f, what is the inverse of f-cube? Justify your answer. Feedback?
if f is a bijection, then f-cube is also a bijection, and the inverse of f-cube is f^-1(y1/3). These results are important for understanding the properties of functions and their inverses.
Finding the inverse of the cube of a bijective function is an important step in understanding the properties of functions. To prove that f-cube is a bijection if f is a bijection, we can use the fact that for any two real numbers x and y, if x = y, then x1/3 = y1/3. This means that if f(x) = f(y), then (f(x))3 = (f(y))3, or f-cube(x) = f-cube(y). Since f is a bijection, this means that x = y, so f-cube is also a bijection.
To find the inverse of f-cube, we can use the fact that for any real number x, x1/3 is a well-defined real number. This means that if we have f-cube(x) = y, we can take the cube root of both sides to get f(x) = y1/3. Since f is a bijection, it has an inverse function f^-1, so we can apply this inverse to both sides to get x = f^-1(y1/3). This means that the inverse of f-cube is f^-1(y1/3).
In conclusion, if f is a bijection, then f-cube is also a bijection, and the inverse of f-cube is f^-1(y1/3). These results are important for understanding the properties of functions and their inverses.
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the first number in the pattern is 32 the rule is to add 27
Answer:
59
Step-by-step explanation:
Charlie the trainer has two solo workout plans that he offers his clients: Plan A and plan B. Each client does either one or the other (not both). On Wednesday there were 5 clients who did plan A and 6 who did plan B. On Thursday there were 3 clients who did plan A and 2 who did plan B. Charlie trained his Wednesday clients for a total of 7 hours and his Thursday clients for a total of 3 hours. How long does each of the workout plans last?
Plan A lasts for 0.5 hours, and Plan B lasts for 0.75 hours based on the given information and the solution to the System of equations.
To determine the duration of each workout plan, let's assume that both Plan A and Plan B have a fixed duration. Let's denote the duration of Plan A as "x" hours and the duration of Plan B as "y" hours.
From the given information, we can form the following equations:
On Wednesday:
5 clients did Plan A, so the total duration for Plan A is 5x hours.
6 clients did Plan B, so the total duration for Plan B is 6y hours.
The total training duration on Wednesday is 7 hours, so we have the equation: 5x + 6y = 7 ... Equation (1)
On Thursday:
3 clients did Plan A, so the total duration for Plan A is 3x hours.
2 clients did Plan B, so the total duration for Plan B is 2y hours.
The total training duration on Thursday is 3 hours, so we have the equation: 3x + 2y = 3 ... Equation (2)
We now have a system of equations (Equation 1 and Equation 2) that we can solve to find the values of x and y.
Multiplying Equation (1) by 2 and Equation (2) by 5 to eliminate the y variable, we get:
10x + 12y = 14 ... Equation (3)
15x + 10y = 15 ... Equation (4)
Multiplying Equation (3) by 3 and Equation (4) by 2 to create a new system of equations:
30x + 36y = 42 ... Equation (5)
30x + 20y = 30 ... Equation (6)
Subtracting Equation (6) from Equation (5), we can eliminate the x variable:
(30x + 36y) - (30x + 20y) = 42 - 30
16y = 12
y = 12/16
y = 0.75
Substituting the value of y into Equation (2), we can solve for x:
3x + 2(0.75) = 3
3x + 1.5 = 3
3x = 3 - 1.5
3x = 1.5
x = 1.5/3
x = 0.5
Therefore, the duration of Plan A is 0.5 hours, and the duration of Plan B is 0.75 hours.
Plan A lasts for 0.5 hours, and Plan B lasts for 0.75 hours based on the given information and the solution to the system of equations.
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I am an odd Number my digits add up to 7 I am bigger than 50 and smaller than 100 who am i?
Answer:
61
Step-by-step explanation:
1) When it says it's an odd number, the ones place has to 1, 3, 5, 7, or 9
2) Since the number is bigger than 50 and smaller than 100, we know the answer is going to be ranging in somewhere between 50 and 70
3) Now, we have to make sure the digits add up to 7, so no we are left we the options 52, 61, and 70
4) We have to make sure the answer is an odd number. Therefore, 61 is the correct answer.
Hope this helps!
The value of each digit in a number is known as the place value. The number is 61.
What is the place value of a digit in a number?The value of each digit in a number is known as the place value. The 5 in 350, for example, represents 5 tens, or 50, whereas the 5 in 5,006 represents 5 thousand, or 5,000. It is critical that children that while a digit can be the same, its value is determined by its position in the number.
Given that the number is small than 100, therefore, the number is either a one-digit number or a two-digit number. Also, given that the sum of the two digits of a two-digit number is 7. Therefore, the numbers whose digits add up to 7 are,
0716253443526170Now, since the number is bigger than 50, therefore, the only options left are,
526170Further, since the number is an odd number, therefore, the given number can not end with 0, 2, 4, 6, or 8.
Hence, the number is 61.
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find f(g(1)) if f(x)=4x and g(x)=2x+5
Evaluating the composition of functions in x = 1 gives:
f(g(1)) = 28
How to find the composition of functions?Here we have the two functions:
f(x) = 4x
g(x) = 2x + 5
And we want to find to find the composition f(g(x)), we will get:
f(g(x)) = 4*g(x)
Replacing g(x) there we will get:
f(g(x)) = 4*(2x + 5)
= 8x + 20
Now we can evaluate that in x = 1, then we will get:
f(g(1)) = 8*1 + 20 = 28
That is what we wanted to find.
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Solve the equations:
2^(3x−4)=−2
Solve for x.
25(−3.6−x)=5
Enter your answer as a mixed number in simplest form in the box.
x =
The value of x in mixed fraction is \(-8\frac{(-3)}{5}\) in the equation 25(−3.6−x)=5.
What is Equation?Two or more expressions with an Equal sign is called as Equation.
The given equation is 25(−3.6−x)=5
Twenty five times of minus three point six minus x equal to five.
We need to solve for x
Apply distributive property
25(-3.6)-25x=5
-90-25x=5
Add 90 to both sides
-25x=5+90
-25x=95
Divide both sides by 25
x=-95/25
x=-43/5
x=\(-8\frac{(-3)}{5}\)
Hence, the value of x in mixed fraction is \(-8\frac{(-3)}{5}\) in the equation 25(−3.6−x)=5.
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The question is : -8(5x-3)+2x
Answer:
-38 + 24
Step-by-step explanation:
-40x + 24 + 2x
= -38x + 24
use cylindrical coordinates. evaluate x2 dv, e where e is the solid that lies within the cylinder x2 y2
The value of the expression on evaluation is 96π / 5.
Here we have to find the value of the expression.
∫∫∫x² dV
E is indeed the solid that exists inside the cylinder x² + y² = 4 above the surface z =0.
E's precession through into xy-plane is x² + y² ≤4 where r≤2 with Ф[0, 2π].
∫∫∫ x² dV = ∫\(\int\limits^2\pi _0 {} \, \int\limits^2_0{} \, \int\limits^3r_0\) r² cos² Фrd dФ
= \(\int\limits^2\pi _0 {} \, \int\limits^2_0 \int\limits^3r_z=0 {} \,\)r³ cos²Ф dz dr dФ
= \(\int\limits^2\pi _0 {} \, \int\limits^2_0 {} \,\) 3\(r^{4}\)cos²Ф dr dФ
= 3 \(\int\limits^2\pi _0 {} \,\) 1/2 \(2^{5}\)/ 5 ( 1 + cos² Ф )dr dФ
= 48 / 5 [( Ф + 1/2 sin 2Ф)\(]^{2\pi } _{0}\)
= 96π / 5
Therefore the value of the expression is 96π/5.
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Greg had 50 in his wallet He spent 12.45 in the grocery store and 35.95 in the bookstore. Greg had Answer left.
Greg has $1.60 left in his wallet after spending money in the grocery store and the bookstore.
What is initial amount?The initial amount refers to the starting or original amount of something before any changes or adjustments have been made. In many cases, the initial amount serves as a reference point or baseline for comparison with subsequent values.
According to question:To find out how much money Greg has left after spending money in the grocery store and the bookstore, we need to subtract the total amount he spent from the initial amount he had in his wallet.
Initial amount in wallet = $50
Amount spent in grocery store = $12.45
Amount spent in bookstore = $35.95
Total amount spent = $12.45 + $35.95 = $48.40
Amount left in wallet = Initial amount - Total amount spent = $50 - $48.40 = $1.60
Therefore, Greg has $1.60 left in his wallet after spending money in the grocery store and the bookstore.
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