Circle Vocab

This is half of the diameter of a circle.

• Arc

• Radius

• Circumference

• pi

The distance across a circle through its center.

• Arc

• Diameter

• Circumference

• Pi

Tags

CCSS.HSG.CO.A.1

Line AC is this part of a circle.

• Circumference

• Radius

• Diameter

• Pi

Line BD is this part of a circle.

• Radius

• Circumference

• Diameter

• Chord

What is the diameter?

• 8
• 16
• 10
• 4

Tags

CCSS.7.G.B.4

What is the radius?

• 18
• 72
• 38
• 14

Tags

CCSS.7.G.B.4

A circle is named after its what?

• Center
• Arc
• Circumference
• Secant

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.GPE.A.1

A line segment that connects and two points on a circle is what?

• Radius
• Sector
• Segment
• Chord

What is it called when we extend a cord past the circle?

• Tanget
• Secant
• Chord
• Center

What do we call the red line?

• Chord
• Tangent
• Arc
• Circumference

Tags

CCSS.HSG.C.A.4