Answer:
Did you multiply them by 3.14?
Step-by-step explanation:
the area of the shaded region is 16.88
A:π(4)² A of large circle=67.12
A=50.24 67.12-50.24=16.88
sorry if it's not right, i tried.
5 $ per hour
Answer:B-70
from the figure, In
Thus we can write
Answer: 47.86
tan x =42/38
tan x= 1.105
x= 47.86
radius: