The one with the triangle show work please thank you

Question

asked Jun 28, 2019 218k views

1 Answer

Daniel Riemer · Answer 1 · 2019-07-05T11:53:37+0000

A^2 + B^2 = C^2
10^2 + 12^2 = C^2
100 + 144 = C^2
244 = C^2
244 square rooted≈15.6
so he will need to paint about 16 square feet!