Circle Basics

How many total degrees make a circle?

• 360

• 316

• 90

• 450

A line that touches (intersects) the circle only once from the outside.

• Secant

• Chord

• Tangent

• Line

How many chords are there?

• How many chords are there: 1

• How many chords are there: 5

• How many chords are there: 3

• How many chords are there: 0

What is this the formula for?

• arc length

• area of a sector

• area of a segment

• arc measure

What is the radius of a circle with an area of 49π?

• 49

• 10

• 7

• 14

• Secant
• Diameter
• Radius
• Chord

• Secant
• Diameter
• Radius
• Chord

• Secant
• Diameter
• Tangent
• Chord

What is the curved line between points A & D?

• central angle

• arc

• chord

• radius

What is the measure of ∠PTQ?

• 100°

• 140°

• 180°

• 120°