Question

22. If 1 m,m/19 - 118°, and m/16 - 48°, calculate m/12.

0 0
103"
98
109⁰
110"
18
17
19 20
14
16
13
15
11
10
12
9
63
5
m

Answer 1

Answer: Option 4

Explanation:

`m\angle 20=62^(\circ)` (linear pair)

`m\angle 11=70^(\circ)` (angle sum in a triangle)

`m\angle 12=110^(\circ)` (linear pair)