#2**+1 **

If you solved it yourself, good for you!

Actually, could you tell me how you got your answer? I'm curious.

Impasta Apr 1, 2020

#3**+1 **

I think I might know. He first found the area of the whole circle and multiplied it by 150/360 (to find the area of the sector) and then subtracted the area of the triangle.

nchang Apr 1, 2020