1.
Laura is painting a round floor cloth to resemble a globe for her bedroom floor. She wants to sew seam binding around the edges to keep the cloth from unraveling. If the radius of the cloth is 3 yards, how much binding should she buy?
A.
29 yd
B.
10 yd
C.
19 yd
D.
24 yd
Hint
2.
Find the circumference of a circle with diameter
. Use
.
A.
B.
C.
D.
Hint
3.
Find the circumference of a cookie with a diameter of
in. Use
.
A.
in.
B.
in.
C.
in.
D.
in.
Hint
4.
Find the circumference of a circle whose radius is 31 mm. Use the
key on a calculator and round your answer to the nearest hundredth.
A.
3019.07 mm
B.
34.14 mm
C.
97.39 mm
D.
194.78 mm
Hint
5.
Find the circumference of a circle with diameter 4 ft.
A.
7.14 ft
B.
25.13 ft
C.
50.27 ft
D.
12.57 ft
Hint