Measure Circles

Find the m RS

• 160

• 138

• 84

• 100

• 42

Estimate the arc measure

• Between 0 and 90 degrees

• Between 90 and 180 degrees

• Between 180 and 270 degrees

• Between 270 and 360 degrees

• Exactly 420 degrees

Find the red minor act and its measure. Then find the blue major arc and its measure.

• MN, 170; MPN 190

• MPN 190, MN 170

Identify each arc as a minor arc, major arc, or a semicircle. Then find its measure. BC

• major arc, 70

• minor arc, 70

• minor arc, 315

• minor arc, 315

Find the measure of arc QR

• 106

• 85

• 113

• 78

Find the measure of arc AB.

• 17 degrees

• 34 degrees

• 68 degrees

• 146 degrees

Find the measure of arc AB.

• 17

• 34

• 68

• 146

What is the measure of arc AYB

• 50

• 100

• 180

• 260

What is the measure of arc AB?

• 140

• 142

• 180

• 153

Choose all of the correct answers.

• EAB is a major arc and its measure is 180 degrees

• EAB is a semicircle and its measure is 180 degrees

• ABC is a is a semicircle and its measure is 180 degrees

• DC is a minor arc and its measure is 65