Lesson Check: Circles

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

• diameter
• radius
• π
• center

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

• diameter
• radius
• π
• center

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

This is a picture of ___________.

• Chord
• Diameter
• Radius
• Inscribed Angle

This is a picture of ___________.

• Chord
• Diameter
• Radius
• Inscribed Angle

What are the formulas for circumference of a circle. Check All the correct answers.

• C = π r

• C = 2 π r

• C = π d

• C = 2 π d

Tags

CCSS.7.G.B.4

What is the formula for the area of a circle?

• A = π r d

• A = 2 π r

• A = π r r

• A = 2 π d

Tags

CCSS.7.G.B.4

Which segment is the diameter?

• AC
• BD
• LM
• CE

Which segment is a radius?

• LM
• DC
• BD
• ML

What is the radius of this circle?

• 140
• 35
• 70

Tags

CCSS.7.G.B.4