Intro to Circles Vocabulary

Angle with its vertex on the circle and both endpoints on the circle.

• central angle

• inscribed angle

• circumference

• area

Tags

CCSS.HSG.C.A.2

Length around a circle.

• central angle

• inscribed angle

• circumference

• area

2𝜋r

• area

• circumference

• arc length

• arc measure

Tags

CCSS.7.G.B.4

A central angle is twice the measure of an inscribed angle.

• true

• false

Tags

CCSS.HSG.C.A.2

Amount of space inside a circle.

• central angle

• inscribed angle

• circumference

• area

𝜋r²

• area

• circumference

• arc length

• arc measure

Tags

CCSS.7.G.B.4

The set of points equidistant from a given point.

• Chord

• Secant

• Circle

• Tangent

Line segment from the center of the circle to on the circle

• Radius

• Diameter

• Chord

• Secant

A line segment that goes through the circle

• Secant

• Tangent

• Circle

• Chord

Tags

CCSS.HSG.C.A.2

A line segment that only touches the circle just once.

• Secant

• Tangent

• Diameter

• Chord