Arcs and Chords of Circle

What is the measure of a semicircle?

• 60

• 180

• 70

• 90

This is a line segment joining two points on a circle

• Circle

• chord

• semicircle

• diameter

This is a chord of a circle that passes thru the center of the circle.

• Semicircle

• Chord

• Diameter

• Arc

If a circle is 360 degrees then how many degrees is a semicircle?

• 90 degrees

• 180 degrees

• 60 degrees

• 30 degrees

What is the diameter?

• 8
• 16
• 10
• 4

Tags

CCSS.7.G.B.4

Find the measure of arc JH

• 93
• 130
• 120
• 95

Tags

CCSS.HSG.C.B.5

If the measure of arc ABC = 210°, what is the measure of ∠AOC?

• 150°
• 100°
• 210°
• 105°

Tags

CCSS.HSG.C.A.2

What is the measure of ∠PTQ?

• 100°
• 140°
• 180°
• 120°

Tags

CCSS.HSG.C.A.2

Give an example of a chord

• segment HI

• segment KL

• segment GH

• segment GJ

In a circle (or congruent circles), the measure of an arc is:

• equal to half of the measure of its corresponding central angle
• equal to the measure of its corresponding central angle
• equal to the measure of its circle's radii
• only calculated by taking the square root of dragon taxis

Tags

CCSS.HSF.TF.A.1

CCSS.HSG.C.A.2

CCSS.HSG.C.B.5