Parts of the Circle

The radius is ____ the diameter

• half

• double

• one third of

• bigger than

The diameter of a soccer ball is 8.6 inches. What is the radius?

• 4.3 inches

• 8.6 inches

• 17.2 inches

The length of the second hand on a clock is 5 inches.

What part of a circle does the statement describe?

• area

• radius

• circumference

• diameter

The tires on a monster truck are 6 feet tall.

What part of a circle does the statement describe?

• area

• radius

• circumference

• diameter

The fence around a circular pool is 75 feet.

What part of a circle does the statement describe?

• area

• radius

• circumference

• diameter

What is segment OC?

• diameter

• radius

• tangent

• chord

What is segment PQ?

• diameter

• radius

• tangent

• chord

What is segment AB?

• diameter

• radius

• tangent

• chord

What is O?

• diameter

• radius

• center

• chord

What is line PT?

• chord

• secant

• point of tangency

• tangent