Circumference and Area of Circles & Semi-Circles

Front

What is the definition of diameter?

Back

Distance across the circle through the center.

Front

What is the definition of radius?

Back

Distance from the center to any point on the circle.

Front

What is the distance around a circle called?

Back

Circumference.

Front

How do you find 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

What is the relationship between diameter and radius?

Back

Diameter = 2 × Radius.

Tags

CCSS.7.G.B.4

Front

What is the area of a semi-circle?

Back

Tags

CCSS.7.G.B.4

Front

If the radius of a circle is 3 cm, what is the diameter?

Back

Diameter = 6 cm.

Tags

CCSS.7.G.B.4

Front

If the radius of a circle is 4 cm, what is the circumference?

Back

Tags

CCSS.7.G.B.4

Front

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

Back

Tags

CCSS.7.G.B.4