Circumference with radius
Circumference with Diameter
Area with radius
Area with diameter
Area of a semicircle
100

Find the circumference when the radius is 5

What is 31.4?

100

Find the circumference when the diameter is 10

What is 31.4?

100

Find the area when the radius is 5

What is 78.5?

100

Find the area when the diameter is 10

What is 78.5?

100

Find the area of a semicircle when the radius is 6

What is 56.52?

200

Find the circumference when the radius is 15

What is 94.2?

200

Find the circumference when the diameter is 20

What is 62.8?

200

Find the area when the radius is 25

What is 1962.5?

200
Find the area when the diameter is 20

What is 314?

200

Find the area of a semicircle when the radius is 10

What is 157?

300

Find the circumference when the radius is 30

What is 188.4?

300

Find the circumference when the diameter is 40 

What is 125.6?

300

Find the area when the radius is 26.5

What is 2205.065?

300

Find the area when the diameter is 30

What is 706.5?

300

Find the area of a semicircle when the radius is 20

What is 628?

400

Find the circumference when the radius is 40.5

What is 254.34?

400

Find the circumference when the diameter is 100.50?

What is 315.57?

400

Find the area when the radius is 28

What is 2461.76?

400

Find the area when the diameter is 40.5

What is 1287.59625?

400

Find the area of a semicircle when the radius is 40

What is 5024?

500

Find the circumference when the radius is 65.85

What is 413.538?

500

Find the circumference when the diameter is 500.556

What is 1571.74584?

500

Find the area when the radius is 50

What is 7850?

500

Find the area when the diameter is 45

What is 1589.625?

500

Find the area of a semicircle when the radius is 50

What is 3925?

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