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Illusion [34]
3 years ago
9

The ratio of the length of a rectangle to its width is 8 to 5. If the longer side of the rectangle is 20ft, what is the length o

f it’s shorter side?
Mathematics
2 answers:
Airida [17]3 years ago
7 0

<u>Answer:</u>

12.5 feet

<u>Step-by-step explanation:</u>

We know that the ratio of the length of a rectangle to its width it 8 to 5.

Given that the longer side of the rectangle is 20 feet, we are to find the length of its shorter side.

Assuming x to be the length of the shorter side, we can use the simple ratio method.

\frac{8}{5} =\frac{20}{x}

x=\frac{5}{8} *20

x=12.5

Therefore, the length of the shorter side is We know that the ratio of the longer side of a rectangle to its shorter side is 4 to 12.5 feet.

choli [55]3 years ago
6 0

Answer: The answer is 12.5 ft.


Step-by-step explanation:  Given that there is a rectangle with ratio of its length to breadth 8 : 5. Also, the longer side of the rectangle is 20 feet. We are to find the length of the shorter side.

Let, '8x' and '5x' be the length and breadth of the rectangle respectively. Since length is the longer side, so we have

8x=20\\\\\Rightarrow x=\dfrac{20}{8}\\\\\\\Rightarrow x=2.5.

Therefore, width, length of the shorter side will be

W=5x=5\times 2.5=12.5~\textup{ft.}

Thus, the length of the shorter side is 12.5 ft.


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2 3/4+1 1/5 i need this for math, im kinda stupid, please dont anwser if you dont know its for a test XD
Oksi-84 [34.3K]

Answer:

3  19/20

Step-by-step explanation:

So...

The first step is to find a common denominator between the 2. The smallest common denominator is 20. So you would do 3/4 times 5/5 which is 15/20. (2 15/20)

1/5 times 4/4 = 4/20(1 4/20)

So the final step is to add them together

2 15/20 + 1 4/20= 3 19/20.

This is the most simplified answer you can get.

5 0
2 years ago
4. Which graph represents the solution to<br> -2&lt;3x+1 ?<br>​
dalvyx [7]

Hey there!

-2<3x+1

= 3x + 1 < -2

SUBTRACT 1 to BOTH SIDES

3x + 1 - 1 < -2 + 1

CANCEL out: 1 - 1 because that gives you 0

KEEP: -2 + 1 because that helps you solve for x

-2 + 1 = -3

New EQUATION: 3x > -3

DIVIDE 3 to BOTH SIDES

3x/3 > -3/3

CANCEL out: 3/3 because that gives you 1

KEE3 -3/3 because that helps us compare for x

-3/3 = -1

Answer to the equation: x > -1

OVERALL Answer: x > -1; It is an OPENED circle shaded to the right starting at -1 (Option A.)

Good luck on your assignment and enjoy your day!

~Amphitrite1040:)

8 0
2 years ago
Please answer asap if u know the answer!!!! completing a square. thank you!!!!
Tema [17]

Answer:

D

Step-by-step explanation:

The equation of a parabola in vertex form is

f(x) = a(x - h)² + k

where (h, k) are the coordinates of the vertex and a is a multiplier

To obtain this form using the method of completing the square.

Given

f(x) = 3x² - 24x + 10

We require the coefficient of the x² term to be 1 , thus factor out 3

3(x² - 8x) + 10

To complete the square

add/subtract ( half the coefficient of the x- term )² to x² - 8x

= 3(x² + 2(- 4)x + 16 - 16) + 10

= 3(x - 4)² + (3 × - 16) + 10

= 3(x - 4)² - 48 + 10

= 3(x - 4)² - 38, thus

f(x) = 3(x - 4)² - 38 ← in vertex form

3 0
3 years ago
How do economists measure a nation's standard of living?
Nookie1986 [14]

Answer:

by calculating per capita income

5 0
2 years ago
The vertex angle of an isosceles triangle measure 40.whats the measure of the base angle?
Eddi Din [679]
I don't know if my answer is completely correct, but I think it's 100. All triangles add up to 180, and an isosceles triangle has 2 equal sides. 40 would be the 2 sides, and 180 subtracted from 80 equals 100.
7 0
3 years ago
Read 2 more answers
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