Semi Circle and Circle Circumference

What is the measure of arc AYB

• 50

• 100

• 180

• 260

A tangent is a line that _______. 

• passes through the center of the circle

• intersects the circle at two points

• intersects the circle at one point

• follows the circumference of a circle

Which of the following names a radius?

• segment AC

• segment DB

• segment AB

• segement BC

Which of the following names a diameter?

• segment AC

• segment DB

• segment AB

• segment BC

What is the part of the circle highlighted in red called?

• semi-circle arc

• major arc

• minor arc

• sector

What is the value of x?

• x = 160

• x = 40

• x = 80

• x = 360

If the measure of arc ABC = 210°, what is the measure of ∠AOC?

• 150°

• 100°

• 210°

• 105°

Find x.

• 4.4

• 8.3

• 9.4

• 8.8

Name a chord.

• Segment XC

• Segment KM

• Segment HJ

• LINE BD

What is the part of the circle highlighted in red called?

• semi-circle arc

• major arc

• minor arc

• sector