Circumference and Area of Circles

Front

What is the formula for the area of a circle?

Back

Tags

CCSS.7.G.B.4

Front

What is the formula for the circumference of a circle?

Back

Tags

CCSS.7.G.B.4

Front

If a circle has a diameter of 10 cm, what is its radius?

Back

The radius is half of the diameter, so the radius is 5 cm.

Tags

CCSS.7.G.B.4

Front

How do you convert diameter to radius?

Back

To convert diameter to radius, divide the diameter by 2.

Tags

CCSS.7.G.B.4

Front

What is the area of a circle with a radius of 7 feet?

Back

Tags

CCSS.7.G.B.4

Front

What is the circumference of a circle with a radius of 4 meters?

Back

Tags

CCSS.7.G.B.4

Front

What is the area of a semicircle with a radius of 3 inches?

Back

Tags

CCSS.7.G.B.4

Front

What is the area of a quarter circle with a radius of 8 cm?

Back

Tags

CCSS.7.G.B.4

Front

If the area of a circle is 78.5 m², what is its radius?

Back

Tags

CCSS.7.G.B.4

Front

What is the relationship between diameter and circumference?

Back

Tags

CCSS.7.G.B.4