m <1=
A. 40
B. 80
C. 160
![m lt1 A 40 B 80 C 160 class=](https://us-static.z-dn.net/files/de5/9ffe555daac6d521bb2103e467b2ac9e.jpg)
Answer:
A. 40
Step-by-step explanation:
In such a geometry the measure of the angle is the average of the measures of the intercepted arcs.
∠1 = ∠3 = (50° +30°)/2 = 40°