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22-05-2022
Mathematics

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A square bulletin board has a side length of 40 inches. How many square inches of construction paper are needed to cover it?

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23-05-2022

Answer:

1600 square inches

Step-by-step explanation:

The area of a square is the square of the side length.

A = s²

__

For your square, the area is ...

A = (40 in)² = 1600 in²

1600 square inches of paper are needed to cover it.

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