Answer:
Explanation:
So try to find the total angle so
15g+18+3g=180
18g=180-18
18g=162
g=9
angle LMN=15x9+18
=135+18
LMN=153 degrees
angle PMN=3x9
= 27 degrees
g = 9°
hence LMN = 135 + 18 = 153°
straight line is 180°
180 - 18 = 162
162 = 18g
g = 9
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