Question

what is the value of z in the figure below?

150°
100°

a 80
b 100
c 110
d 130

Explanation:

Step1: Recall the total degrees in a circle

The sum of angles around a point is \(360^{\circ}\).

Step2: Set up the equation

Let \(z\) be the unknown angle. We have \(150 + 100+z = 360\).

Step3: Solve for \(z\)

$$
LATEXBLOCK0
$$

Answer:

C. 110