Circles Unit Test

Name the circle

• Circle with center A

• Circle with center B

• Circle with center C

• Circle with center D

How many degrees are in a circle?

• 90
• 180
• 270
• 360

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

A ____ angle is an angle whose vertex is a the center of a circle.

• supplementary
• complimentary
• central
• obtuse

Tags

CCSS.HSG.C.A.2

Solve for the missing angle.

• 45^o

• 90^o

• 22.5^o

• 128^o

Tags

CCSS.HSG.C.A.2

Solve for x in circle with center O.

• 5

• 20

• 40

• 85

Tags

CCSS.HSG.C.A.2

Find the measure of arc JH where chord JG is the diameter.

• 93

• 130

• 120

• 95

Tags

CCSS.HSG.C.B.5

Which is true of a major arc?

• Forms half a circle.
• Forms a whole circle.
• Measures greater than 180 degrees.
• Measures less than 180 degrees.

Which is true of a minor arc?

• It forms half a circle.
• It forms a whole circle.
• It measures greater than 180 degrees. 
• It measures less than 180 degrees.

Tags

CCSS.HSG.C.B.5

Which of the following would be a major arc in the diagram?

• BC

• BDC

• CD

• AB

If the endpoints of an arc lie on a diameter, the arc is a ....

• major
• minor
• semicircle
• sector