Centralangle/360 times area of circle=sector area
120/360 times pi8²=
(1/3)(64pi)=64pi/3 square inches
This is simple, what is the total degree of a triangle? 180
so add up 70 + 30 is 100, the answer to x is 80
Hmmmmmm ok i know how to do this
4 - 9x = -14
4 - 4 - 9x = -14 - 4
9/9x = -18/9
x = -2