(Use
)
3). Find the AREA of these circles:
a). RADIUS (R) = 9 in.
Area = ________
b). RADIUS (R) = 3 feet
Area = ________
c). RADIUS (R) = 4.8 cm.
Area = ________
d). DIAMETER (D) = 12 feet
(Hint: use this D to find the radius first)
Area = ________
4). Find the area of these circles:
a).
A = __________
b).
A = __________
c).
A = __________
d).
A = __________
e).
Find the area of this half circle:
A = __________