Topic 74 Inscribed Angles and Polygons

Front

Inscribed angle: an angle with its vertex _____________ the circle

Back

on

Front

The intercepted arc of an inscribed angle is ___________________ the measure of the inscribed angle.

Back

double

Front

Which number best represents an inscribed angle?

Back

9

Front

What is m∠ACB if it is an inscribed angle that intercepts an arc measuring 45°?

Back

22.5°

Front

Definition of an inscribed angle.

Back

An angle formed by two chords in a circle which have a common endpoint.

Front

What is the relationship between the inscribed angle and the central angle that intercepts the same arc?

Back

The inscribed angle is half the measure of the central angle.

Front

If an inscribed angle measures 30°, what is the measure of the intercepted arc?

Back

60°

Front

What is the formula to find the measure of an inscribed angle?

Back

m∠ = 1/2(m of intercepted arc)