Answer:
TRUE
Step-by-step explanation:
Answer:
Step-by-step explanation:
x+165 = 180
x = 180 - 165
x = 15
Answer:
13/5
Step-by-step explanation:
g=7/5+6/5
g=13/5
Answer:
18
Step-by-step explanation:
180-160 = 20 which equals the exterior angle
the sum of exterior angles is 360 so 360/20 = the number of sides as there is an exterior angle for every side
360/20 = 18