Arc & Central Angles

Which is true of a minor arc?

• It forms half a circle.

• It measures greater than 180 degrees.

• It measures less than 180 degrees.

Tags

CCSS.HSG.C.B.5

Which is true of a major arc?

• Forms half a circle.

• Measures less than 180 degrees.

• Measures greater than 180 degrees.

Name a minor arc

• AD

• ADB

• AB

Name a major arc.

• ABD

• BDA

• BCD

Name a semicircle.

• AD

• ABC

• BA

What is the measure of arc AB?

• 140

• 142

• 180

Tags

CCSS.HSG.C.B.5

What is the measure of arc WYZ?

• 231

• 255

• 168

Tags

CCSS.HSG.C.B.5

• x = 160

• x = 40

• x = 80

Tags

CCSS.HSG.C.A.2

Find the measure of arc AYB.

• 50

• 100

• 260

Tags

CCSS.HSG.C.B.5

What is the measure of ∠PTQ?

• 100°

• 140°

• 180°

Tags

CCSS.HSG.C.A.2