Question

Select the correct answer.

Which equation represents the measure of the unknown angles?
C
E
D
Xº
A.
B.
50°
C.
(x+10)
F
x + x + 10 =
= 130°
x + 10 = 180°
x+10= 130°
D. x + x + 10 = 180°

Answer 1

Explanation:

x+x+10+50=180

2x+60=180

2x=180-60

2x=120

x=120/2

x=60