Area circumfrence

Front

What is the formula for finding the circumference of a circle?

Back

C = π·d

Tags

CCSS.7.G.B.4

Front

What does CB represent in a circle?

Back

Radius

Front

What is the formula for the area of a circle?

Back

A = π·r²

Tags

CCSS.7.G.B.4

Front

If the diameter of a circle is 18 mm, what is the area of the circle?

Back

81π mm²

Tags

CCSS.7.G.B.4

Front

If the diameter of a circle is 90 cm, what is the circumference?

Back

90π cm

Tags

CCSS.7.G.B.4

Front

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

Back

Circumference

Tags

CCSS.7.G.B.4

Front

What is the relationship between diameter and radius?

Back

Diameter = 2 × Radius

Tags

CCSS.7.G.B.4

Front

How do you calculate the radius from the circumference?

Back

Radius = C / (2π)

Tags

CCSS.7.G.B.4

Front

What is the circumference of a circle with a radius of 7 cm?

Back

14π cm

Tags

CCSS.7.G.B.4

Front

What is the area of a circle with a radius of 5 cm?

Back

25π cm²

Tags

CCSS.7.G.B.4