7 Lesson 23: Calculating Area and Circumference of Circles

Front

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

Back

Diameter

Front

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

Back

Radius

Front

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

Back

18.84 m

Front

Find the area of the circle

Back

153.86

Front

Find the area of the circle

Back

254.34

Front

What is the area of this circle?

Back

1519.76

Front

What is the area of this circle? Options: 82.13, 78.5, 314.16, 170.12

Back

78.5

Front

Find the circumference of a circle with a diameter of 11 millimeters.

Back

34.54 mm

Front

Area of a circle with diameter 16 cm?

Back

200.96 cm

Front

Find the circumference of a circle with a radius of 13.5 mm.

Back

84.78 mm