The side of a square is 10 cm. Find its diagonal
| July 29, 2021 | education
The side of the square is 10 centimeters. All sides of a square are equal.
Find the diagonal of the square using the Pythagorean theorem:
B ^ 2 = A ^ 2 + A ^ 2;
B ^ 2 = 10 ^ 2 + 10 ^ 2;
B ^ 2 = 100 + 100;
B ^ 2 = 200;
B = √200 = 10√2.
Answer: 10√2 centimeters.
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