Area and Circumference of Circles (Unit 3)

Front

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

Back

Radius

Front

What is the diameter of a circle with a radius of 5.5 cm?

Back

11 cm

Front

Find the radius of a circle whose diameter is 40 ft.

Back

20 ft

Front

circumference

Back

Distance around a circle

Front

Diameter of the bowl is 14 cm. What is the circumference of the bowl?

Back

43.96 cm

Front

Area of a circle?

Back

78.5

Front

Find the area of the circle

Back

254.34

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

What is the area of this circle?

Back

3846.5

Front

Find the circumference of a circle with a radius of 12.5 mm.

Back

78.5mm