Circles

What is a circle always named after?

• Its circumference

• Its center point

• Its radius

• Its roundness

What is the name of this circle?

• D

• C

• B

• A

What is a radius?

• The line that makes up the outside edge of the circle

• A line that passes through the center point and never stops

• A line that starts at the center point and stops at a point on the circle.

What is a diameter?

• Curved line that passes through the center point of a circle to the other point on the circle

• 3 time the distance of the circumference.

• Straight line that passes through the center point of a circle to the other point on the circle

What is a chord?

• The same thing as a radius

• Line segment from one point of a circle without passing through the center point

• Equal to half the distance of the circumference

What is the circumference?

• The distance of the perimeter of the circle

• The name of the circle

• The same as the radius

The circumference of a circle is equal to ______?

• 2 times the diameter

• the diameter

• 4 times the diameter

• 3 times the diameter

If the diameter of a circle is 8 inches, what is the circumference equal to?

• 32 inches

• 24 feet

• 24 inches

• 16 inches

True or false? The radius of a circle is equal to half of the diameter

• True

• False

If a circle has a diameter of 2 feet, what would the radius be equal to?

• 2 feet

• 1 foot

• 3 feet

• 16 inches