A. is the answer look at the attached photo
Answer: About 3.14 inches
Answer:
15.7
Step-by-step explanation:
Lets take a = 50.
Area of Sector =

Answer:
-5
Step-by-step explanation:
(-3)(5) =-15 +10 =-5
1.2 meters = 120 centimeters
amount of increase = 120-80 = 40 centimeters
40 ÷ 80 = 0.5 = 50%
There was a 50% increase.