Angles in Circles Review

Front

What is the measure of angle in a circle?

Back

360°

Front

What is the measure of angle HIJ if it is given as 54°?

Back

54°

Front

What is the measure of arc WXZ if it is given as 231°?

Back

231°

Front

How do you find the measure of angle ABD?

Back

Use the properties of angles in circles and given information to calculate.

Front

What is the relationship between the angles formed by two intersecting chords?

Back

The measure of the angle is equal to half the sum of the measures of the arcs intercepted by the angle.

Front

What is the formula for the measure of an inscribed angle?

Back

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

Front

What is the measure of a central angle in a circle?

Back

The measure of a central angle is equal to the measure of the arc it intercepts.

Front

What is the relationship between the angles formed by a tangent and a chord?

Back

The measure of the angle formed is equal to half the measure of the intercepted arc.

Front

What is the measure of the angle formed by two tangents drawn from a point outside the circle?

Back

The measure of the angle is equal to half the difference of the measures of the intercepted arcs.

Front

What is the sum of the measures of the angles around a point?

Back

The sum is 360°.