Question

What is the measurement of N?
A) 138°
B) 139°
C) 140°
D) 141°

Answer 1

This angle is called, a straight angle. This angle measures 180°. To find the answer to this we will do the following:-

180° - 39° = N
180° - 39° = 141
Angle N = 141.

CHECK OUR WORK:-

141 + 39 = 180
We were RIGHT!!!

So, the measurement of N is D)141°.

Hope I helped ya!! XD

Answer 2

We have an 180 degree line, so lets solve.

180 - 39 = 141
n = 141 degrees

Answer: N = 141°