Circles Vocabulary and Rules

What part of the circle is present?

• Tangent

• Secant

• Chord

• Diameter

Tags

CCSS.HSG.C.A.2

What part of the circle is present?

• diameter

• radius

• chord

• secant

Tags

CCSS.HSG.C.A.2

Segments with endpoints on a circle are called _____.

• arcs
• radii
• chords
• polygons

Which of the following names a radius?

• segment AC
• segment DB
• segment AB
• segement BC

What is the part of the circle highlighted in red called?

• semi-circle arc
• major arc
• minor arc
• sector

What is the part of the circle highlighted in red called?

• semi-circle arc
• major arc
• minor arc
• sector

An angle whose vertex lies on the circle and whose sides are chords of the circle

• inscribed angle 
• central angle
• arc
• radius

Tags

CCSS.HSG.C.A.2

A line that intersects a circle at exactly one point

• secant
• circle
• chord
• tangent

An angle whose vertex is the center of a circle

• central angle
• inscribed angle
• minor arc
• major arc

∠BAC is a ________ angle

• major
• central
• inscribed
• obtuse

Tags

CCSS.HSG.C.A.2