Circle Area and Circumference Word Problems

Front

What is the formula to calculate the circumference of a circle?

Back

C = πd, where C is the circumference and d is the diameter.

Front

What is the value of π (pi) used in calculations?

Back

Approximately 3.14.

Front

If a circle has a diameter of 10 feet, what is its circumference?

Back

31.4 feet.

Front

What is the diameter of a circle if its circumference is 62.8 feet?

Back

20 feet.

Front

How do you find the area of a circle?

Back

A = πr², where A is the area and r is the radius.

Front

What is the radius of a circle with a diameter of 14 feet?

Back

7 feet.

Front

If a circular garden has a radius of 5 feet, what is its area?

Back

78.5 square feet.

Front

What is the circumference of a circle with a radius of 3 feet?

Back

18.84 feet.

Front

How many feet are in the circumference of a circle with a diameter of 8 feet?

Back

25.12 feet.

Front

If the area of a circle is 50.24 square feet, what is its radius?

Back

4 feet.