Question

Plz solve no. 3 it is urgent pls ​

Answer 1

Answer:

Step-by-step explanation:

side of a square = diagonal / sqrt(2)

= 8 sqrt(2) / sqrt(2)

= 8.

Area = 8 × 8 = 64 cm^2

Perimeter = 4 × 8 = 32 cm

Answer 2

Answer:

Step-by-step explanation:We know the formula :