Area and Circumference of Circles

Front

What is the circumference of this circle? Options: 3.14 cm, 37.68 cm, 24 cm, 68.4 cm

Back

37.68 cm

Front

What is the area of this circle?

Back

113.1

Front

Area of the circle?

Back

1385.44

Front

Does this picture show the diameter or radius of a circle?

Back

Radius

Front

Is the red line a radius or diameter of the circle?

Back

Diameter

Front

What is the diameter? Options: 8, 16, 10, 4

Back

16

Front

What is the area of this circle? Options: 8322.13, 1134.11, 4536.46, 1267.09

Back

1134.11

Front

Find the circumference of the circle

Back

43.96

Front

A circular swimming pool is 21 feet in diameter. How many feet around is the pool? Options: 10.5 ft, 42 ft, 65.94 ft, 131.95 ft

Back

65.94 ft

Front

A cruise ship has a large, circular window with a diameter of 6 meters. What is the window's area?

Back

28.26 m²