Central Angles and Arc Length in a Circle

The sum of all central angles in a circle equals ___.

• 100

• 180

• 360

• 720

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

An ___ is curved line that goes around a circle connecting two endpoints.

• Angle

• Arc

• Radius

• Diameter

Which is true of a minor arc?

• It forms half a circle.

• It forms a whole circle.

• It measures greater than 180 degrees. 

• It measures less than 180 degrees.

Tags

CCSS.HSG.C.B.5

Name a minor arc

• AD

• ADB

• AB

• CD

Which is true of a major arc?

• Forms half a circle.

• Forms a whole circle.

• Measures greater than 180 degrees.

• Measures less than 180 degrees.

The sum of all the measures of the arcs around a circle equals ___.

• 100

• 180

• 360

• 720

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

Find the measure of arc JM

Tags

CCSS.HSG.C.B.5

• A
• B
• C
• D

Tags

CCSS.HSG.C.A.2

Solve for x.

• x = 6.45

• x = 8

• x = 12.6

• x = 7

Tags

CCSS.HSG.C.A.2

Name a major arc.

• ABD

• BDA

• BCD

• DA