Identifying Diameter or Radius

What is diameter?

• The distance from the center of a circle to any point of the circle

• A line segment that passes all the way through the center to the other end of the circle.

• The distance around the circle.

What is radius?

• The distance from the center of a circle to any point of the circle

• A line segment that passes all the way through the center to the other end of the circle.

• The distance around the circle.

What is circumference?

• The distance from the center of a circle to any point of the circle

• A line segment that passes all the way through the center to the other end of the circle.

• The distance around the circle.

Identify the follow statement as diameter, radius, or circumference.

The length of a minute hand on a clock s 5 in.

• Diameter

• Radius

• Circumference

Identify the follow statement as diameter, radius, or circumference.

The distance across a sink drain is 3.8 cm.

• Diameter

• Radius

• Circumference

Identify the follow statement as diameter, radius, or circumference.

The tires on a monster truck are 14 ft tall.

• Diameter

• Radius

• Circumference

Identify the follow statement as diameter, radius, or circumference.

The fence around a circular pool is 75 ft long.

• Diameter

• Radius

• Circumference

Identify the follow statement as diameter, radius, or circumference.

The distance from the tip of a slice of pizza to the crust is 7 in.

• Diameter

• Radius

• Circumference

Identify the follow statement as diameter, radius, or circumference.

Breaking a cookie in half creates a straight side 10 cm long.

• Diameter

• Radius

• Circumference

Identify the follow statement as diameter, radius, or circumference.

The length of the metal rim around a glass lens is 190 mm.

• Diameter

• Radius

• Circumference