Sponge - Radius, Diameter, Circumference

What is the radius of a circle?

• The distance from the center to an edge of a circle.

• The diameter of the circle.

• The circumference of the circle.

• The area of the circle.

Is the line segment from the center to the edge of the circle called the radius or diameter?

• Radius

• Diameter

• Circumference

• Chord

What is the diameter of a circle with a radius of 24 m?

• 24 m

• 36 m

• 48 m

• 60 m

What is the diameter of a circle?

• The distance across the circle that runs through the center.

• The distance around the circle.

• The distance from the center to the edge of the circle.

• The length of the circle's circumference.

What is the circumference of a circle?

• The distance around the circle.

• The area of the circle.

• The diameter of the circle.

• The radius of the circle.

If a circle has a radius of 7 ft, what is its circumference?

• 25.12 ft

• 31.42 ft

• 43.98 ft

• 50.24 ft

If the diameter of a circle is 10 cm, what is the radius?

• 3 cm

• 4 cm

• 5 cm

• 6 cm

What is the relationship between radius and diameter?

• The diameter is always twice the radius.

• The radius is always twice the diameter.

• The diameter is equal to the radius.

• The radius and diameter are unrelated.

What is the formula for the circumference of a circle?

• Circumference = π x Diameter.

• Circumference = 2 x Radius.

• Circumference = π x Radius.

• Circumference = Diameter x 2.

If the circumference of a circle is 31.4 m, what is the diameter?

• 8 m

• 9 m

• 10 m

• 12 m