The right answer is <DEF and <GHJ.
EXPLANATION:
if we add 40 degree and 50 degree then it will result to 90 degree .
Right angles are those angles which is exactly 90 degree.
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Step-by-step explanation:
angles GHJ and DEF
50+40=90
The density of a certain material is such that it weighs 6900 grams for every 4.5 quarts of volume. Express this density in pounds per cubic foot. Round your answer to the nearest whole number.
The density in terms of pounds per cubic foot is 101.2 pounds/ft³
What is the unitary method?The unitary method is a method in which you find the value of a unit and then the value of a required number of units.
Given here; 6900 g for every 4.05 quarts thus expressing in terms of pounds per cubic foot we get = 15.22/0.15039
= 101.2
Hence, The density in terms of pounds per cubic foot is 101.2 pounds/ft³
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7(x+8)=49
i know the answer but tell me how did you solve it only with numbers and mathematical letters nothing else
Instructions: Match the following with the best method to use to solve the given system of linear equations.
Given:
System of linear equations.
Explanation:
System 1:
\(\begin{gathered} y\text{ = 3x + 15 } \\ y\text{ = 2x + 11} \end{gathered}\)The above system of equations can be simplified ELIMINATION BY SUBTRACTION.
System 2:
\(\begin{gathered} 7x\text{ - 2y = 0} \\ y\text{ = 6x + 5} \end{gathered}\)The above system of equations can be simplified using the SUBSTITUTION METHOD.
System 3:
\(\begin{gathered} -3x\text{ - 5y = -5} \\ -3x\text{ + 5y = 5} \end{gathered}\)The above system of the equation can be simplified using ELIMINATION BY SUBTRACTION.
System 4:
\(\begin{gathered} -5x\text{ - 4y = -6} \\ -7x\text{ - 4y = -2} \end{gathered}\)The above system of the equation can be simplified using ELIMINATION BY SUBTRACTION.
System 5:
\(\begin{gathered} 5x\text{ + 2y = 0} \\ 15x\text{ + 7y = 0} \end{gathered}\)The above system of the equation can be simplified using ELIMINATION BY MULTIPLICATION.
pls help I really need help with the problem I will mark as branliest
Hi There!!
I think the best answer is:
B. \(\sqrt[60 sec]{1 min}\)
P.S Tell me this is wrong....
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Based on the graph, how many distinct real number
solutions does the equation x³ + 6x² + 12x +8=0
have?
O no real number solutions
O one real number solution
O two real number solutions
O three real number solutions
Because the graph only intercepts the x-axis only once, the equation has only one solution. The correct option is the second one.
How many solutions the equation has?Here we want to see, based on a graph, how many solutions does the cubic equation:
x³ + 6x² + 12x +8 = 0
The graph of the function:
g(x) = x³ + 6x² + 12x +8
Can be seen below, the number of real solutions that the equation:
x³ + 6x² + 12x +8 = 0
has, will depend on how many times the graph intercepts the x-axis.
We can see that there is only one intercept, so there is one real solution.
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12 inches to 36 inches percentage of change
Answer:
Step-by-step explanation:
200 percent
A right rectangular prison is shown with some measurements given in units. The length of the diagonal from point A to point B is 13 units. What is the height, h, of the prison in units?
The required value of h, representing the height of the three-dimensional rectangle, is 12.
The diagonal of a three-dimensional rectangle is defined by the equation d² = x² + y² + h². To solve for h, we can rearrange the equation as follows:
h² = d² - x² - y²
Given the values d = 13, x = 3, and y = 4, we can substitute them into the equation:
h² = 13² - 3² - 4²
h² = 169 - 9 - 16
h² = 144
Taking the square root of both sides, we find:
h = 12
Therefore, the value of h, representing the height of the three-dimensional rectangle, is 12.
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The volume of this rectangular prism is 35cm3. Find the missing height.
Volume of a rectangular prism: Length x width x height
Length : 5 cm
Width : 1 3/4 cm
height : ?
Volume: 35 cm3
Replace with the values given:
35 = 5 x 1 3/4 x ?
Solve for ?
35 / (5 x 1 3/4 ) = ?
? = 4
In the following diagram, ABCDABCD is a square. The coordinates of the vertices A,B,CA,B,C and DD are (3,3),(8,3),(8,8)(3,3),(8,3),(8,8) and (3,8)(3,8) respectively.
The square is dilated from the origin by a factor of 1111 to give A′B′C′D′A′B′C′D′.
What are the coordinates of point C′C′? (NEED THIS ASAP)
Answer:
Step-by-step explanation:
To dilate the square by a factor of 1111 from the origin, we need to multiply each coordinate by 1111.
The coordinates of point C are (8,8). So, to find the coordinates of point C' after dilation, we can simply multiply each coordinate by 1111:
x-coordinate of C' = 1111 * 8 = 8888
y-coordinate of C' = 1111 * 8 = 8888
Therefore, the coordinates of point C' are (8888, 8888).
(08.03|08.04 HC)
For the regions A and B shown in the graph:
Part A: Discuss the limits of integration. (3 points)
Part B: Set up an integral expression that represents the total area. (4 points)
Part C: Calculate the total area. (3 points)
The total area from the graph is 2.737.
What is area?Area is the amount of space occupied by a two-dimensional figure. In other words, it is the quantity that measures the number of unit squares that cover the surface of a closed figure. The standard unit of area is square units which is generally represented as square inches, square feet, etc.
First of all, lets calculate the points of intersection (P, Q, R)
x²+3=(x+2) +5
x²-2=√(x+2)
x⁴+4-4x²=x+2
x⁴-4x²-x+2=0
(x-2)(x³+2x²-1)=0
(x-2)(x+1)(x²+x-1)=0
x=2, -1, -1±√(1+4)/2
Clearly, the x-coordinate of Q is -1, P is -1-√5/2, R is -1+√5/2, S is 2
So the limit of integration will be
P( (-1-√5)/2, (-1-√5/2)² +3)=P((-1-√5)/2, (3+√5/2))
Q(-1, (-1)²+3)=Q(-1, 4)
Area A:
\(\int\limits^\frac{3+\sqrt{5} }{2} _4 {-\sqrt{-y-3}-((y-5)^2 -2)} \, dx\)
= \([\frac{-(y-3)^\frac{3}{2} }{\frac{3}{2} }-\frac{(y-5)^3}{3}+3y]^{\frac{3+\sqrt{5} }{2} }_4\)
= 2.07
Area B:
\(\int\limits^\frac{-1+\sqrt{5} }{2} _4 {-\sqrt{x+2}+5-(x^2+3)} \, dx\)
= \([\frac{-(x+2)^\frac{3}{2} }{\frac{3}{2} }+5x-\frac{x^3}{3}-3x]^{\frac{-1+\sqrt{5} }{2} }_{-1}\)
= 0.667
Total area = 2.07+0.667
= 2.737
Therefore, the total area from the graph is 2.737.
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Please help me with this
Answer:
Step-by-step explanation:
(-3,-2)
According to Chapter 3: Shop Layout, in a scene shop, sheet lumber (such as lauan, plywood, masonite, and MDF) is commonly stored flat in an area that is at least _________________.
Group of answer choices
4'x6'
8'x8'
4'x8'
6'x10'
Shop Layout, in a scene shop, sheet lumber (such as lauan, plywood, masonite, and MDF) is commonly stored flat in an area that is at least C. 4'x8'.
What is the size (area) of sheet lumber?The most common size (area) for sheet lumber is 4 x 8 feet, about 32ft² or 2.97m².
Other areas that sheet lumber can occupy include 2 x 2 feet, 2 x 4 feet, 4 x 4 feet, and 4 x 10 feet.
This implies that sheet lumber does not usually come in the following sizes: 4'x6', 8'x8', and 6'x10'.
Data and Calculations:Length of sheet lumber = 8 feet
Width of sheet lumber = 4 feet
Area of sheet lumber = 32 ft² (8 x 4)
Thus, according to Shop Layout, in a scene shop, sheet lumber (such as lauan, plywood, masonite, and MDF) is commonly stored flat in an area that is at least C. 4'x8'.
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Attempts 1
12. Order of operations
A set of three scores consists of the values 3, 7, and 2.
Σ(3X - 1) =
(2x)² =
Hint: Remember to follow the order of mathematical operations.
The sigma notations when evaluated are Σ(3X - 1) = 33 and Σ(2X)² = 248
How to evaluate the sigma notationFrom the question, we have the following parameters that can be used in our computation:
3, 7, 2
The notation Σ(3X - 1) can be represented as
Σ(3X - 1) = (3(3) - 1) + (3(7) - 1) + (3(2) - 1)
Evaluate
Σ(3X - 1) = 33
Using the above as a guide, we have the following operation
Σ(2X)² = (2 *(3))² + (2 * (7))² + (2 * (2))²
Evaluate
Σ(2X)² = 248
Hence, the value of Σ(2X)² is 248
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Please answer plzzzzzzzzzzz
Answer:
543
Step-by-step explanation:
Margot needs to gallons of paint for his living room he has 10 quarts of paint is that enough
Answer:
"Quart" is shorthand for "quarter of a gallon." So that means there are 4 quarts in each gallon. Which means 8 quarts in 2 gallons.
So if he's got 10 quarts, that means 2 and a half gallons.
Step-by-step explanation:
Largest prime factor of 35 x the smallest prime factor of 15
Answer:
7x3=21 ... i think
Step-by-step explanation:
the factor of 35 is 1,5,7 and 35 but 7 is the largest prime number like the factors of 15 is 1,3,5 and 15 but 3 is the smallest prime number according to the question the answer is 7x3+21
84.4% of what number is 19.412?
Answer: 22.4402
Step-by-step explanation:
Answer:
84.4% of 23 is 19.412.
Step-by-step explanation:
Let the unknown number be x.
Now, 84.4% of x = 19.412.
∴ (84.4 ÷ 100) × x = 19.412.
By simplifying the equation,
x = (19.412 × 100) ÷ 84.4
x = 1941.2 ÷ 84.4
∴ x = 23
Thus, 84.4% of 23 is 19.412.
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How are triangleABC and triangle ADE related? How do you know pls explain.
Triangle ABC and ADE are similar triangles
What are similar triangles?Similar triangles have the same corresponding angle measures and proportional side lengths.
This means that for two triangles to be similar, the corresponding angles must be equal and the ratio of corresponding sides of similar triangles are equal.
It has been shown that angles in ABC and ADE are equal.
To show that the ratio of corresponding sides are equal
6/12 = 8/16 = 10/20
The ratios all give a value of 1/2
Therefore we can say that the triangles ABC and ADE are similar.
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HELPPP MEEEEEEEEEEEEEEEEEEEEEEE
Which of the following inequalities matches the graph?
A. -2x + 3y > 7
B. 2x - 3y < 7
C. -3x + 2y ≥ 7
D. 3x - 2y ≤ 7
The perimeter of a square is 2 meters. How many centimeters long is each side?
Answer:
0.5 meters (50 cm.)
Explanation: 2 divided by 4=0.5=50 cm.
Answer: how many sides?
4? 8?
Step-by-step explanation:
Use the following sets to answer the question.
A={1,2,3,4,5}
B={5,6,7,8}
Which answer shows the union of sets A
and B?
{5}
{1,2,3,4,6,7,8,9}
{1,2,3,4,5,6,7,8}
{2,4,8}
The union of sets A and B is {1, 2, 3, 4, 5, 6, 7, 8}.
The union of two sets A and B is the set of all elements that are in A, or B, or both. In this case, the elements in set A are {1, 2, 3, 4, 5} and the elements in set B are {5, 6, 7, 8}.
To find the union of these sets, we simply combine all the elements from both sets but remove any duplicates.
Therefore, the answer that shows the union of sets A and B is {1, 2, 3, 4, 5, 6, 7, 8}, since it contains all the elements from both sets without any duplicates.
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The area can be found by multiplying the side lengths that are 6 units & 4 units
Answer:squares area is. 24
Step-by-step explanation:
6×4 = 24
equivalent expression for 6(a+b)
Answer:
6a + 6b
Step-by-step explanation:
Use Distributive property: a( b +c) =(a *b) +(a*c)
6(a + b) = 6*a + 6*b
= 6a+ 6b
Find the absolute mean deviation for the set {X, 2x, 3x, 4x}
Given:
Data set = \(\{x, 2x, 3x, 4x\}\)
To find:
The absolute mean deviation for the given set.
Solution:
We have,
Data set = \(\{x, 2x, 3x, 4x\}\)
Mean of the data set is
\(Mean=\dfrac{\sum x_i}{n}\)
\(Mean=\dfrac{x+2x+3x+4x}{4}\)
\(Mean=\dfrac{10x}{4}\)
\(Mean=2.5x\)
Now,
The formula for mean absolute deviation (MAD) is
\(MAD=\dfrac{\sum |x_i-\overline x|}{n}\)
\(MAD=\dfrac{|x-2.5x|+|2x-2.5x|+|3x-2.5x|+|4x-2.5x|}{4}\)
\(MAD=\dfrac{|-1.5x|+|-0.5x|+|0.5x|+|1.5x|}{4}\)
\(MAD=\dfrac{1.5x+0.5x+0.5x+1.5x}{4}\)
\(MAD=\dfrac{4x}{4}\)
\(MAD=x\)
Therefore, the mean absolute deviation for the given set of data is x.
i kinda need your help.. pls help me...
I'm really not good at math pls... answer it or pls explain me how do I do this??? how can I multiply or divide this????? PLS HELP ME
Kite EFGH is inscribed in a rectangle where F and H are midpoints of parallel sides. The area of EFGH is 35 square units. What is the value of x? 4 units 5 units 6 units 7 units
*see attachment for the figure described
Answer:
5 units
Step-by-step explanation:
==>Given the figure attached below, let where FH and EG intercepted be K.
Since FH are midpoints of parallel lines, KE = KG = x.
Given that the area of the kite EFGH = 35 square units, and we know the length of one of the diagonals = HF = KF + KH = 2 + 5 = 7, we can solve for x using the formula for the area of a kite.
Area of kite = ½ × d1 × d2
Where d1 = KH = 7
d2 = EG = KE + KG = x + x = 2x
Area of kite EFGH = 35
THUS:
35 = ½ × 7 × 2x
35 = 1 × 7 × x
35 = 7x
Divide both sides by 7
35/7 = x
x = 5
Answer:
5 units
Step-by-step explanation:
What is the area, in square feet, of the shaded part of the rectangle below?
5ft
17 ft
11 ft
Given the individual rates of workers, to find the combined rate of all the individuals working together you must
the individual rates.
Fill in the blank
To find the combined rate of all the individuals working together, you must add the individual rates.
How to calculate combined rate of individuals working together?When calculating the combined rate of individuals working together, you need to add up the individual rates. Each worker contributes their own rate of work or productivity, and by adding these rates together, you can determine the combined rate at which they are working collectively.
This allows you to assess the overall efficiency and output of the team or group. By summing up the individual rates, we have better understanding of the overall productivity and performance of the group.
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Find the area of the figure pictured below.
15 yd
10 yd
17 yd
5 yd
A
First find the area of the square, then the triangle.
15 times 17 = 255 sq. yd
Triangle:
(5 times 5)/2 = 12.5 sq. yd
Your answer is 267.5 sq. yd
Hope this helps.