circles

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 circumference?

• The distance around a circle.
• The space inside the circle.
• A line from side to side passing through the center.
• A line from the center to the side.

What is the area of a circle?

• The distance around a circle.
• The space inside the circle.
• A line from side to side passing through the center.
• A line from the center to the side.

Which segment is the diameter?

• AC
• BD
• LM
• CE

What is the diameter?

• 8
• 16
• 10
• 4

Which equation would you use to find circumference?

• πr²

• πd

• 2r

• ½d

What is the diameter of the circle?

• 3

• 6

• 9

• 12

What is the radius of the circle?

• 2cm

• 5cm

• 10cm

• 20cm

Find the circumference to the nearest foot?

• 231 feet squared

• 132 feet squared

• 321 feet squaed

• 123 feet squared