Area and Circumference

Front

What number represents π?

Back

3.14

Tags

CCSS.HSG.GMD.A.1

Front

What does C represent in the formula C = π·d?

Back

Circumference

Tags

CCSS.7.G.B.4

Front

Find the circumference of a circle with a diameter of 10 cm.

Back

31.4 cm

Tags

CCSS.7.G.B.4

Front

What is the radius of a circle with a diameter of 18 cm?

Back

9 cm

Tags

CCSS.7.G.B.4

Front

Find the area of a circle with a radius of 7 cm.

Back

153.86 cm²

Tags

CCSS.7.G.B.4

Front

What is the formula for the circumference of a circle?

Back

C = π·d or C = 2·π·r

Tags

CCSS.7.G.B.4

Front

What is the formula for the area of a circle?

Back

A = π·r²

Tags

CCSS.7.G.B.4

Front

If the radius of a circle is 5 cm, what is the circumference?

Back

31.4 cm

Tags

CCSS.7.G.B.4

Front

If the radius of a circle is 10 cm, what is the area?

Back

314 cm²

Tags

CCSS.7.G.B.4

Front

What is the diameter of a circle with a radius of 4 cm?

Back

8 cm

Tags

CCSS.7.G.B.4