Question

the angles of a triangle are(x+10), (x+40) and (2x-30). Find the measure of all angles and name the type of triangle​

Answer 1

x=40

Explanation:

(x+10)+(x+40)+(2x-30)=180

(x+x+2x)+(10+40-30)=180

4x+20=180 step 1: -20 on both sides

4x=160 step 2: /4 on both sides

x=40