Question

find the perimeter of a square the sum of length of whose diagonal is 144 CM​

Answer 1

Answer:

Let x be a side of the square and P be the perimeter.

2x² = (144)² ................. Pythagorean theorem

(√2)·x = 144

x = 72√2

P = 4x

P = (4)(72)√2 = 288√2

Answer: P = 288√2 or approx. 407.3 m.....✌✨