Question

the diagonal of the square is 11√2 cm then its perimeter is​

Answer 1

Answer:

square diagonal is 11√2

answer is

perimeter=side*4

=11*4

=44

explain. ⤵

Apply Pythagoras theorem

(11√2)²=2x² (x=one side of square)

11*11*2=2x²

11²=x²

√(11)²=x

x=11

sort formula ⤵

(11√2)²=perimeter ²/8