Parts of a circle and Circumference homework

Front

What is the diameter of a circle?

Back

The diameter is the distance across a circle through its center, equal to twice the radius.

Front

What is the radius of a circle?

Back

The radius is the distance from the center of the circle to any point on its circumference.

Front

How do you calculate the circumference of a circle?

Back

Circumference = π × diameter or Circumference = 2 × π × radius.

Front

What is the value of π (pi) approximately?

Back

π (pi) is approximately 3.14.

Front

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

Back

The radius is 5 cm.

Front

What is the circumference of a circle with a diameter of 6 meters?

Back

The circumference is approximately 18.84 meters.

Front

If the circumference of a circle is 25.12 inches, what is its diameter?

Back

The diameter is 8 inches.

Front

What is the formula to find the diameter if you know the circumference?

Back

Diameter = Circumference / π.

Front

What is the relationship between diameter and radius?

Back

The diameter is twice the radius (Diameter = 2 × radius).

Front

If a bicycle tire has a diameter of 27 inches, what is its radius?

Back

The radius is 13.5 inches.