Circle Vocabulary

What is the distance across a circle through its center called?

• diameter

• chord

• perimeter

• radius

What is the distance around a circle called?

• Diameter

• Circumference

• Radius

• Perimeter

Tags

CCSS.HSG.GMD.A.1

What is the point in the center of a circle called?

• vertex

• edge

• center

• midpoint

Tags

CCSS.HSG.CO.A.1

What is the line segment from the center of a circle to any point on the circle called?

• Diameter

• Chord

• Radius

• Circumference

Tags

CCSS.HSG.C.A.2

CCSS.HSG.CO.A.1

What is the line segment that passes through the center of a circle with both endpoints on the circle called?

• Diameter

• Tangent

• Chord

• Radius

Tags

CCSS.HSG.CO.A.1

What is the ratio of the circumference of a circle to its diameter called?

• Pi (π)

• Tau

• Golden ratio

• Euler's number

Tags

CCSS.HSG.GMD.A.1

What is the distance from the center of a circle to any point on the circle called?

• Diameter

• Radius

• Chord

• Circumference

Tags

CCSS.HSG.C.A.2

What is the point on a circle that is the same distance from the center as any other point called?

• circumference

• diameter

• chord

• radius

Tags

CCSS.HSG.C.A.2

CCSS.HSG.CO.A.1

CCSS.HSG.GPE.A.1

What is the line segment that connects two points on a circle called?

• Radius

• Diameter

• Chord

• Tangent

Tags

CCSS.HSG.C.A.2

CCSS.HSG.CO.A.1

What is the line segment that connects two points on a circle but does not pass through the center called?

• Diameter

• Chord

• Radius

• Tangent

Tags

CCSS.HSG.C.A.2