circle

• Radius

• Diameter

• Center

• Radius

• Diameter

• Center

• Radius

• Diameter

• Center

Name the pictured part of the circle.

• Diameter

• Radius

• Center

Name the pictured part of the circle.

• Diameter

• circumference

• Radius

The distance across a circle through the center is called the_______________.

• radius
• circumference
• diameter

If the diameter of a circle is 10 cm, the radius is 5 cm.

• TRUE
• FALSE

It is a closed, two-dimensional curved shape that has no corners or edges. What shape is it?

• square

• hexagon

• circle

• triangle

What part of a circle is half of the diameter?

• radius

• semi-circle

How many semicircles are there in 1 circle?

• 1

• 2

• 3

• 4