Question

What is the value of z in this figure?

Enter your answer in the box.

z =

Answer 1

z = 137

Explanation:

We can see that 43° and z° are supplementary; they add to 180° because they make up a straight angle (a line). We can solve for z by creating an equation to model this situation:

43° + z° = 180°

−43° −43°

z° = 137°

z = 137