Circles - Area and Circumference

What is the area of this circle?

What is the area of this circle?

A lime has a diameter of 16 mm. What is the area?

The radius of a circle is _______ the diameter.

What is the circumference of this pie if the diameter is 120 inches?

Which of the following measurements is the best approximation of the circumference of the trampoline if the radius is 12 feet?

The diameter of circle A is 15 inches. The diameter of circle B is 20 inches.

Which measurement is closest to the difference of the circumference of circle A and the circumference of circle B.

A cruise ship has a large, circular window. It has a radius of 9 meters. What is the window's circumference?

A circular swimming pool is 21 feet in diameter.

How many square feet is the circumference of the pool?

What is the distance around the circle called?

What is the formula for finding the circumference of a circle?

There are two correct answers.

What number represents pi (π)?

If the radius of a circle is 12.5 meters, the diameter is ____.

What is the student measuring?