Circle Arc Measure

What is the measure of arc IJ?

• 50

• 54

• 180

• 27

Name the major arc

• BC

• BCD

• CD

• AB

Half a circle or an arc that is 180 degrees is know as...

• Major Arc

• Minor arc

• Semicircle

• Circle

The shorter of the two arcs between two points on a circle.

• Major arc

• Minor arc

• Arc

• Circles

The sum of the measures of all the central angles in a circle is...

• 0 degrees

• 90 degrees

• 180 degrees

• 360 degrees

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

• A
• B
• C
• D

FIND THE ARC LENGTH OF THE BOLDED ARC

• A

• B

• C

• D

In circle O, the radius is 4, and the measure of minor arc AB is 120 degrees. Find the length of minor arc AB to the nearest integer.

• 5

• 9

• 8

• 6