Circle D1 & 2 Review Classwork

What is the diameter?

• 8

• 16

• 10

• 4

What is the radius?

• 18

• 72

• 38

• 14

Which segment is the diameter?

• AC

• BD

• LM

• CE

In a circle, if a diameter is is perpendicular to a chord, then:

• it creates a central angle

• it bisects the corresponding arc

• it bisects the cord

• none of these answers are correct

A line that passes through a circle

• Secant

• Tangent

• Chord

• Radius

A chord that passes through the center of the circle is a ________.

• chord

• diameter

• radius

• tangent

Name the tangent line. 

• s

• WR

• VT

• QR

The radius of a circle is

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

• The measurement around the circle

• The measurement from and edge of the circle to another edge through the center

• A line perpendicular to the diameter of the circle

A piece of the circle that looks like a slice of pie.

• arc

• sector

• semicircle

• inscribed angle

A tangent line intersecting with a radius always creates a ____________ angle

• right

• acute

• obtuse

• straight