The curved part of this figure is a semicircle.

What is the best approximation for the area of this figure?

18+24.25π units²

18+12.125π units²

36+24.25π units²

36+12.125π units²

The curved part of this figure is a semicircle What is the best approximation for the area of this figure 182425π units 1812125π units 362425π units 3612125π un class=