Circles

What is the formula for circumference of a circle given the diameter?

• C = π r
• C = 2 π r
• C = π d
• C = 2 π d

Tags

CCSS.7.G.B.4

The _____ is the distance from the center to any point on the circle.

• diameter
• radius
• π
• center

Tags

CCSS.HSG.C.A.2

CCSS.HSG.CO.A.1

The distance across a circle through its center is called the _____.

• diameter
• radius
• π
• center

Tags

CCSS.HSG.CO.A.1

A _____ is half of a circle.

• circumference
• pi
• semicircle
•  composite figure

Tags

CCSS.HSG.C.A.2

If you are given the diameter, how can you calculate the radius?

• Multiply the diameter by 2
• Divide the diameter by 2
• Add 2 to the diameter
• Subtract 2 from the diameter

Tags

CCSS.7.G.B.4

Name a minor arc

• BC
• BCD
• AB
• AD

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.3

CCSS.HSG.C.B.5

An angle in a circle with vertex on the center of the circle

• Central angle
• Angle
• Inscribed angle
• Circle

Tags

CCSS.HSG.C.A.2

The distance around a circle

• Diameter
• Radius
• Circumference
• Area

Tags

CCSS.HSG.C.B.5

CCSS.HSG.GMD.A.1

The sum of the measures of the central angles in a circle is

• 0
• 90
• 180
• 360

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

A quadrilateral has _________ sides

• 6

• 4

• 9

• 5

Tags

CCSS.2.G.A.1