Identifying Circle

A straight line passing through the center of a circle from a point on the circle to a point on the opposite side of the circle.

A circle that passes through all three vertices of a triangle.

A chord that runs through the center of the circle is called a ____________.

• diameter

• radius

• π

• center

Which number best represents an intercepted arc?

• 1

• 2

• 6

• 9

Name the features shown for each of these circles:

• circumference

• diameter

• arc

• centre

• tangent

What is the distance around the circle called?

• Circumference

• Diameter

• Area

• Radius

What is a segment whose endpoints are the center of the circle and a point on the circle?

• Arc

• Chord

• Diameter

• Radius

Which part of the circle is represented in the picture?

• diameter

• radius

• circumference

What is the length around a circle called?

• the radius

• the diameter

• the circumference

Terry ran around a circular track. The path of the track is the ______________.

• Area

• Circumference

• Radius

• Diameter