194k views
4 votes
AB is a straight line. work out the value of x

AB is a straight line. work out the value of x-example-1

1 Answer

5 votes

Explanation:

Straight line = 180 degrees

all three of the angles sum to 180 degrees

42 + x + 29 = 180

x = 180 - 42 - 29 = 109 degrees

User Qpaycm
by
7.4k points

No related questions found