Question

Could you check my answer please?
D
@jim_thompson5910

Answer 1

It is D. Think of the pythagorean theorem. A^2+b^2=c^2

if that was a right triangle, that theorem would apply.

a^2 is the area of the first one, b^2 for the second, and finally c^2 is square 2.

so it's D

Answer 2

@dtan5457 has it