Question

Find the value of x in the figure shown.

(Hint: the sum of angle measures in any triangle is 180
2x-10
(4x-80)
4x-10

Answer 1

28

Explanation:

2x +4x +4x-10 -80-10

10x-100=180

10x=180+100

10x=280

10x/10=280/10

x=28