Answer:
D) 254.3 cm2
Step-by-step explanation:
A = πr2 = π(92) = 81π = 254.34
Answer:2 ft
Area of circle = pi x r^2 = 4 pi
So r^2 = 4
r =2
94
first solve for x:
3x+22+3x+14= 180
6x+36= 180
6x= 144
x= 24
next fill the equation for angle 4 back in with x and solve:
3(24)+22=<u> </u><u>94</u>
Check the picture below.
Answer: b
