Question

Find the perimeter of a square if its diagonal is 7√2 cm

Answer 1

Answer:side of sq =1√2*diagonals = 1/√2*7√2=7cm

perimeter = 4×side=4*7=28cm

Step-by-step explanation:

Answer 2

Answer:

The perimeter of square when diagonal is

$7\sqrt{2} \ \: is$

Step-by-step explanation:

Given diagonal =

$7 \sqrt{2}$

$side \sqrt{2 \: } = 7 \sqrt{2}$

side = 7

So Perimeter of Square is 4×Side

4×7 = 28