G: Circle Theorems Unit Review

Front

What is a Minor Arc?

Back

A Minor Arc is an arc of a circle that is smaller than a semicircle, measuring less than 180 degrees.

Front

What is a Major Arc?

Back

A Major Arc is an arc of a circle that is larger than a semicircle, measuring more than 180 degrees.

Front

What is a Semi-Circle?

Back

A Semi-Circle is an arc that measures exactly 180 degrees, representing half of a circle.

Front

What is a Central Angle?

Back

A Central Angle is an angle whose vertex is at the center of the circle and whose sides are radii that intersect the circle.

Front

Find the measure of arc AB if it is given as 68 degrees.

Back

68 degrees.

Front

If the measure of arc AB is 34 degrees, what is the measure of the corresponding central angle?

Back

34 degrees.

Front

Find the angle indicated if it is given as 55 degrees.

Back

55 degrees.

Front

What is the relationship between the angle at the center and the arc it subtends?

Back

The angle at the center is equal to the measure of the arc it subtends.

Front

If x is the measure of an angle and it is given as 2, what is the value of x?

Back

x = 2.

Front

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

Back

The sum of the measures of the angles around a point is 360 degrees.