Question

find the diagonal of a square with each of the sides 15 cmt
tell only correct answer​

Answer 1

Step-by-step explanation:

7.62199122232 is the correct answer

we have to do it by paethagorean triplets

15²+15²= x²we get the answer

Answer 2

Answer:

Side length of the given square=15cm

Diagonal of the square =c^2= a^2 + a^2

c^2=15^2+15^2

C^2= 225+ 225=450

C=✓450

= ✓25×✓9×✓2= 5×3×1.414

=15×1.414= 21.21

cmLength of the diagonal=21.21cmI

hope it helps you...