1.
Abby found that the radius of her bike tire was 14 inches. What is the circumference of the tire? Use
.
A.
31.14 inches
B.
84.14 inches
C.
44 inches
D.
87.92 inches
Hint
2.
The Banderas family's dog, Scruffy, is put outside on a 9.4 ft long chain connected to the back of the house while the family is moving in new furniture. If scruffy stays at the end of the chain the entire time, pacing back and forth from wall to wall, how far does he have to walk?
Use
3.14.
A.
14.758 ft
B.
59.032 ft
C.
23.543 ft
D.
29.516 ft
Hint
3.
Find the circumference of the circle shown. Round to the nearest tenth.
A.
961.6 cm
B.
110.0 cm
C.
55.0 cm
D.
3,846.5 cm
Hint
4.
The radius of a circle measures 6 feet. What is the measure of its circumference? Round to the nearest tenth.
A.
113 ft
B.
12 ft
C.
37.7 ft
D.
18.8 ft
Hint
5.
Which statement is true for any circle if
C
= circumference,
d
= diameter, and
r
= radius?
A.
B.
= 2
d
C.
D.
=
Cd
Hint