area and circumference

Front

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

Back

Radius

Front

What is the area of this circle? Use the Pi button.

Back

113.1 cm²

Front

Circumference

Back

The distance around a circle.

Front

What is the area of a circle?

Back

The space inside the circle.

Front

The radius is...

Back

a line from the center point to the edge of the circle

Front

What is the circumference of a circle with a diameter of 19.1 ft? Use 3.14 for Pi.

Back

60.00 ft

Front

What is the radius of this circle? Options: 18, 36, 9, 6

Back

9

Front

The circumference of a circle is 188 meters. What is the approximate radius of the circle?

Back

30 meters

Front

Back

Front

Find the circumference of a circle with an area of 1,809.56 square centimeters.

Back

150.8 cm