A square patio has an area of 121 square yards. what is the length of this patio?

asked Sep 18, 2016 57.3k views

1 vote

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2 votes

A = a²
121 = a²
√121 = a
11 = a

GreenTriangle answered Sep 19, 2016

7.2k points

7 votes

Formula for Area of a Square:

A = a^2

Plug in what we know:

121 = a^2

To solve for 'a', we have to find the square root of both sides:

a = 11

Scarface answered Sep 22, 2016

7.9k points

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