Area and Circumference

Radius/Diameter

100

If the radius is 5 what is the DIAMETER?

10

200

If the diameter is 20 what is the RADIUS?

10

300

If the radius is 30 the DIAMETER is?

60

400

If the radius is 20 what is the DIAMETER?

40

500

If the Radius is 50 what is the DIAMETER?

100

Circumference - Radius

100

Find circumference: When radius = 5

31.42

200

Find Circumference when Radius - 10

62.83

300

Find Circumference when Radius = 25

157.08

400

Find Circumference when Radius = 50

314.16

500

Find Circumference when Radius = 75

471.24

Area - Radius

100

Find Area when Radius = 4cm

50.27cm²

200

Find Area when Radius = 14m

615.75m²

300

Find Area when Radius = 21mm

1,385.44mm²

400

Find Area when Radius = 35m

3,848.45m²

500

Find Area when Radius = 50cm

7,853.98cm²

Circumference - Diameter

100

What is the circumerence of a circle with the diameter of 2?

6.28

200

What is the circumference of a circle with a diameter of 4?

12.57

300

What is the circumference of a circle with a diameter of 14?

43.98

400

What is the circumference of a circle with a diameter of 22?

69.12

500

What is the circumference of a circle with a diameter of 100?

314.16

Area - Diameter

100

What is the area of a circle with a diameter of 6cm?

28.27cm²

200

What is the area of a circle with a diameter of 10cm?

78.54cm²

300

What is the area of a circle with a diameter of 20m?

314.16m²

400

What is the area of a circle with a diameter of 22mm?

380.13mm²

500

What is the area of a circle with a diameter of 100m?

7,853.98m²