blairroberts08 blairroberts08

24-02-2020
Mathematics

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9. Find the diagonal of a square with perimeter 28 meters.

Respuesta :

uzamamanzoor1271996 uzamamanzoor1271996

24-02-2020

Answer:

diagonal of square = d = 9.899

Step-by-step explanation:

let side of square = x

diagonal of square = d

perimeter = P = 28

4 * x = P

x = 28/7

x = 7

By using Pythagorean theorem we get

x^2 + x^2 = d^2

7^2 + 7^2 = d^2

d^2 = 98

d = sqrt(98)

diagonal of square = d = 9.899

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