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23-03-2017
Mathematics

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Square ABCD has a diagonal of 8 inches long. How many square inches is the area of the shape?

Square ABCD has a diagonal of 8 inches long How many square inches is the area of the shape class=

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Аноним Аноним

03-04-2017

Area A of a square with side length a: A = a².

Pythagoras theorem: a² + b² = c²

2*a² = 8²

A = 8²/2

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