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A square has a diagonal of length 5 cm. What is the area of the square?
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A square has a diagonal of length 5 cm. What is the area of the square?

User Stephen Diehl
by
7.8k points

1 Answer

6 votes

Answer:

12.5 cm²

Explanation:

a² + b² = c²

a² + a² = 5²

2a² = 25

a² = 12.5

a = √12.5

A = s²

A = (√12.5)²

A = 12.5

User Philiporlando
by
8.0k points
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