Introduction to Angle-Arc Relationships

Name the angle that intercepts arc IK.

Name each angle that intercepts arc AB. Select all that apply.

Name the angle that intercepts arc DE.

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The measure of an inscribed angle is ______ the measure of its intercepted arc.

• equal to

• double

• not connected to

• half

The measure of an exterior angle is _______ the _______ of its intercepted arcs.

• half ; difference

• half ; sum

• equal to ; sum

• equal to ; difference

The measure of an interior angle is _______ the _______ of its intercepted arcs.

• equal to ; sum

• equal to ; difference

• half ; sum

• half ; difference

The measure of a central angle is ______ the measure of its intercepted arc.

• half

• double

• not related to

• equal to

Find m∠ABD.