Geo Chap 11 Retention Review

Front

Find the length of line segment BW.

Back

18.87cm

Front

State the name for the part in circle B: arc HK

Back

minor arc

Front

State the name for the part in circle B: arc HEK

Back

major arc

Front

Find the length of x.

Back

18.7

Front

State the name for the part in circle A: arc EH

Back

semicircle

Front

What is a minor arc?

Back

An arc that is smaller than a semicircle.

Front

What is a major arc?

Back

An arc that is larger than a semicircle.

Front

What is a semicircle?

Back

An arc that represents half of a circle.

Front

How do you calculate the length of an arc?

Back

Length of arc = (θ/360) * 2πr, where θ is the central angle in degrees and r is the radius.

Front

What is the relationship between the central angle and the arc length?

Back

The arc length is directly proportional to the central angle.