Question

plzz answer the question !!!!

Answer 1

here is your answer..

Answer 2

the diagonal and two sides form a triangle
of 45°,45°,90°
by Pythagoras theorem of isosceles right angled triangle
hyp=side×√2
13=x√2
6.5×2=x√2
6.5×√2×√2=x√2
6.5√2=x
6.5√2=side
please mark me as brainliest