Circles Circles Circles

A segment that passes through the center of a circle and has both end points on the circle.

• Tangent

• Diameter

• Radius

• Secant

Which of the following is a chord, but not a diameter?

• PR

• QS

• PT

• None of the above

Which of the following is a radius?

• PQ

• QR

• QS

• All of the above

Name the center of this circle.

• point A

• point G

• point B

• point C

What are AC and DG?

• Diameters.

• Radii

• Chord

• Tangent

A _______ is a line segment that joins two points on a circle.

• Secant

• Radius

• Center

• Chord

Point Q is called __________.

• Center

• Radius

• Diameter

• Chord

It is the set of points that are equidistant from a special point in the plane.

• Point

• Segment

• Circle

• Curve

Name all radii on this circle.

• DE, EC, FG and AD

• AF, AC and CG

• BA, BC, BD and BG

• All of the above

The distance across a circle through the center is called the ________________.

• Chord

• Diameter

• Circle

• Circumference