Circles unit test

Which of the following is a good definition for a circle?

• All points equidistant from a single point

• A round polygon

• A continuous curve

• Two semi-circles put together

The line segment that has endpoints on a circle and passes through the center of the circle.

• radius

• minor arc

• diameter

• secant line

An arc of a circle whose endpoints are the endpoints of a diameter.

• semicircle

• major arc

• minor arc

• circle

A portion of the edge of the circle defined by two endpoints

• circle

• arc

• circumference

• tangent line

An angle whose vertex is the center and whose sides are the radii of the circle.

• radius

• arc

• central angle

• secant line

An arc that is larger than the semicircle.

• semicircle

• circle

• major arc

• adjacent arcs.

Tags

CCSS.HSG.C.B.5

An arc that is smaller than a semicircle.

• radii

• minor arc

• tangent line

• central angle

What is the mathematical name given for the line AB?

• Radius

• Diamter

• Tangent

• Chord

What is the mathematical name given for the line AB?

• Diameter

• Radius

• Tangent

• Chord

A secant:

• goes through the circle and intersects 2 times with the circle

• connects 1 time with the circle

• is only inside the circle

• always goes through the center of the circle