Question

Find the value of x in the diagram below.
A.
35
B.
55
C.
70
D.
80

Answer 1

Theyre both a linear pair so theyre supplementary so it would be x+40+x=180 and then u somve for x

Answer 2

X+x+40=180
2x=140
2x/2=140/2
X=70
The answer is c