Circles Extra Credit

What is the measure of arc AB?

• 140
• 142
• 180
• 153

Tags

CCSS.HSF.TF.A.1

CCSS.HSG.C.A.2

CCSS.HSG.C.B.5

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

• 150°
• 100°
• 210°
• 105°

Tags

CCSS.HSG.C.A.2

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.

Tags

CCSS.HSF.TF.A.1

CCSS.HSG.C.B.5

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

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

• diameter
• radius
• π
• center

Tags

CCSS.HSG.CO.A.1

The distance all the way around the circle is called the...

• radius

• diameter

• circumference

• area

Tags

CCSS.HSG.C.B.5

CCSS.HSG.GMD.A.1

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.HSG.GMD.A.1

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

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