Radius and Diameter

Front

A straight line segment that passes through the center of a circle and whose endpoints lie on the circumference of the circle is called the ____.

Back

Diameter

Tags

CCSS.HSG.C.A.2

Front

A straight line from the center of a circle to the circumference is called the ____.

Back

Radius

Front

The diameter of a circle is:

Back

The distance from an edge of a circle to another edge through the center.

Tags

CCSS.HSG.C.A.2

Front

The radius of a circle is:

Back

The measurement from the center of a circle to an edge of the circle.

Front

From the center of this CD to the edge of the CD is 4 inches. How far is the distance all the way across the CD?

Back

8 in

Tags

CCSS.7.G.B.4

Front

What is the relationship between the radius and diameter of a circle?

Back

The diameter is twice the length of the radius.

Tags

CCSS.7.G.B.4

Front

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

Back

10 cm

Tags

CCSS.7.G.B.4

Front

What is the formula for calculating the circumference of a circle using the diameter?

Back

Circumference = π × Diameter.

Tags

CCSS.7.G.B.4

Front

What is the formula for calculating the area of a circle using the radius?

Back

Area = π × Radius².

Tags

CCSS.7.G.B.4

Front

If the diameter of a circle is 12 cm, what is the radius?

Back

6 cm

Tags

CCSS.7.G.B.4