Question

find the value of unknown X in each of the following diagrams

Answer 1

Answer:

a=65

b=50

c=30

Step-by-step explanation:

1.

x+x+50=180

2x=180-50

x=$\frac{130}{2}$

x=65

2.

x+60+70=180

x=180-130

x=50

3.

2x+x+90=180

3x=180-90

x=$\frac{90}{3}$

x=30

Answer 2

1)sum of all the angles of a triangle x+x+50 degree =180 degree2x=180-502x=130x =65 degree

hope it helps you.Thank you very much