Radius/Diameter
Circumference
Area
Working Backwards
Grab Bag
100
If the radius is 5 what is the DIAMETER?
10
100
Find circumference: When radius = 5 cm
31.42 cm
100
Find Area when Radius = 4 cm
50.27 sq. cm
100
What is the diameter of a circle that has a circumference of 37.68 in?
12 in
100
What is the area of a circle with a radius of 6 in?
113.04 sq. in.
200
If the diameter is 20 what is the RADIUS?
10
200
Find Circumference when Radius - 10 m
62.83 m
200
Find Area when Radius = 14 in
615.75 sq. in
200
What is the radius of a circle that has a circumference of 56.52 cm?
9 cm
200
What is the circumference of a circle with a diameter of 36 cm?
113.04 cm
300
If the radius is 30 the DIAMETER is?
60
300
Find Circumference when diameter = 25 in
78.5 in
300
Find Area when the diameter = 20 cm
314 sq. cm
300
What is the radius of a circle that has an area of 153.86 sq. in?
7 in
300
What is the radius of a circle with an area of 706.5 sq. ft?
15 ft
400
If the radius is 20 what is the DIAMETER?
40
400
Find Circumference when diameter = 12.5 ft
39.25 ft
400
Find Area when Radius = 5.5 in
94.99 sq. in
400
What is the diameter of a circle that has an area of 379.94 sq. meters?
22 m
400
What is the radius of a circle with a circumference of 175.84 in?
28 in
500
If the Radius is 50 what is the DIAMETER?
100
500
Find Circumference when Radius = 75 cm
471.24 cm
500
Find Area when the diameter = 26 ft
530.66 sq. ft
500
What is the circumference of a circle with an area of 615.44 sq. cm?
87.92 cm
500
What is the area of a circle with a circumference of 62.8 in?
314 sq. in
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