kcmiller410 kcmiller410 02-03-2022 Mathematics contestada HELP ASAP! 2. in the figure, x is an exterior angle to the triangle below. (a) explain why x is equal to the sum of the measures of the two nonadjacent interior angles. You need to present the equation with the steps/work that proves this theorem. Step 1: __ Step 2: __ Step 3: __ (b) what is the measurement of < x ?