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tatiyna
4 years ago
11

if the side length of a square pyramid is tripled and the slant height is divided by 5, what would be the formula to find the mo

dified surface area?
Mathematics
1 answer:
Yuliya22 [10]4 years ago
5 0

i believe the formula you need is; SA= n(3/10 ib) + 9b

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Remember that for a rectangle of length L and width W, the perimeter is:

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And the area is:

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In this case, we know that the area is 8 square feet and the perimeter is 12 ft, then we have a system of equations:

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To solve this, we first need to isolate one of the variables in one of the equations, I will isolate L on the first one:

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Now we can replace that in the other equation to get:

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The solutions are given by Bhaskara's formula:

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If we take any of these solutions, the length will be equal to the other solution.

So the dimensions of the rectangle can be a length of 2ft and a width of 4ft.

if you want to learn more about rectangles:

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Step-by-step explanation:

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