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msab4821
28.11.2020 •
Mathematics
A pyramid has a square base with an area of 169 ft2. What is the perimeter of the base of the pyramid? A pyramid has a square base with an area of 169 ft2. What is the perimeter of the base of the pyramid?
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Ответ:
52 ft
Step-by-step explanation:
Given that:
We have an pyramid with square base.
Area of base of the square pyramid = 169![ft^2](/tpl/images/0931/2589/a4c36.png)
To find:
Perimeter of the base of pyramid = ?
Solution:
First of all, let us have a look at the formula of area of a square shape.
Let the side be equal to
ft.
Putting the given values in the formula:
Now, let us have a look at the formula for perimeter of square.
Perimeter of a square shape = 4
Side
Perimeter =![4\times 13 = \bold{52\ ft}](/tpl/images/0931/2589/aedd4.png)
Ответ:
Middle Sister: $260
Youngest Sister: $130