Circle Angles Vertex at Center and on the Circle

What is the part of the circle highlighted in red called?

• semi-circle arc

• major arc

• minor arc

• sector

Solve for the missing angle.

Mathematical Equivalence

ON

In a circle 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

• 124 degrees

• 31 degrees

• 62 degrees

• 360 degrees

What is the measure of the arc

Mathematical Equivalence

ON

What is does x equal?

Mathematical Equivalence

ON

What is the measure of the missing angle in degrees?

Mathematical Equivalence

ON

Find the measure of the missing angle in degrees.

Mathematical Equivalence

ON

Find the measure of arc AB.

Mathematical Equivalence

ON

What is \(\text{measure of } \angle EDF?\)

• 120 degrees

• 180 degrees

• 60 degrees

• 360 degrees