Answer:
Step-by-step explanation:
Answer:
112.98 square units
Step-by-step explanation:
Let's work backwards:
Circumference = 2πr
(37.68)/2π = r
Area = π
Area = π * 
Area = 112.983 square units
The answer is b) :) hope i helped!
Answer: 45°
Step-by-step explanation:
There are 180 degrees in a triangle so
180-80=100-55=45°