Review "Measuring Circles"

What does "circumference" mean?

• Space a circle takes up

• Distance around a circle

• Line from one side of a circle to another

• Line from center of circle to side

What is the area of this circle?

• 82.13

• 78.5

• 314.16

• 170.12

Find the area of the circle

• 56.52

• 254.34

• 1017.36

• 113.04

What is the circumference of a circle with a radius of 54 m?

• 339.12 m

• 169.56 m

• 84.78 m 

The distance halfway across the circle is called the...

• radius

• diameter

• circumference

• area

The distance across the circle through the center is called the...

• radius

• diameter

• circumference

• area

If you multiply π × d then you will get the...

• radius

• diameter

• circumference

• area

If you multiply 2 × r  then you will get the...

• radius

• diameter

• circumference

• area

what is the area of a circle with the diameter of 16 cm ?

• 66 cm

• 200.96 cm

• 66.5 cm

• 10 m

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

• 3 m 

• 9.42 m

• 12 m

• 18.84 m