Question

The length of diagonal of square is 15 √2 cm. Find its area​

Answer 1

Step-by-step explanation:

diagonal of a square =

$\sqrt{2} .a$

=

$\sqrt{2a } = 15 \sqrt{2 }$

a = 15

area of square =

${a}^{2}$

= 15 × 15 = 225 cm2