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A square has a perimeter of 36 inches. What is the area?

1 Answer

Richard G. · Stefan V.

Oct 13, 2015

${81 in}^{2}$ $"81 in"^2$

Explanation:

The perimeter of a square is

$P = 4 \times s$ $P = 4 xx s$

$36 = 4 \times s$ $36 = 4 xx s$

$\frac{36}{4} = s \Rightarrow s = 9$ $36/4 = s implies s = 9$

The area of a square is

$A = s^{2}$ $A = s^2$

$= 9^{2}$ $= 9^2$

$= 81$ $= 81$

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