Answer:
74 degrees
Step-by-step explanation:
As sum of interior and exterior at a vertex add to 180, subtract 106 from 180 to get 74 degrees
Answer:

Step-by-step explanation:
Angles in a triangle add up to 180°


Angles in a straight line add up to 180°


Answer:
1.97-20= -18.03
20-1.97= 18.03
Step-by-step explanation:subtract the numbers from each other.
Answer:
32
Step-by-step explanation:
1/3x96= 31.999
Answer:
radius r = 7.5 km
diameter d = 15 km
circumference C = 47.1238898 km
area A = 176.714587 km2
Step-by-step explanation:
math