Parts of a Circle

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

Tags

CCSS.HSG.CO.A.1

An arc is...

• A line that passes through the center and goes from edge to edge.
• A part of the circumference.
• A boat.
• A line that touches the circle once.

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.C.B.5

Point C is...

• On the circle
• Outside the circle
• Inside the circle
• Between B and D

Tags

CCSS.4.G.A.1

A tangent line of a circle is...

• It's diameter
• It's radius
• It's circumference
• A line that touches the circle only once

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.4

Which best describes segment AB?

• chord
• secant
• tangent
• diameter

Tags

CCSS.HSG.C.A.2

Which best describes line AB?

• chord
• secant
• tangent
• diameter

Tags

CCSS.HSG.C.A.2

An angle whose vertex is the center of a circle is a(n) ______.

• inscribed angle
• acute angle
• obtuse angle
• central angle

Tags

CCSS.HSG.C.A.2

How many degrees are in a cirlce?

• 90
• 180
• 270
• 360

Tags

CCSS.HSG.CO.A.1

CCSS.4.MD.C.5B

What is the name for the distance around a circle?

• Diameter
• Radius
• Circumference
• Chord

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.GMD.A.1

A circle is named after its what?

• Center
• Arc
• Circumference
• Secant