Answer:
m<5 = 75°
m<11 = 75°
m<16 = 65°
Step-by-step explanation:
Given:
<1 = 115 and <8 = 105
m<5 = 180° - m<8
m<5 = 180° - 105°
m<11 = m<5 = 75°
m<16 = m<4 = 180° - 115° = 65°