Circumference & Area

A dinner plate has 25.12 inches of metal around it's edge. What is the radius of the plate? Use the π button and round to the nearest whole number.

• 39 inches

• 4 inches

• 158 inches

• 8 inches

Find the perimeter of the figure (ignore the blue 8!). Use 3.14 for π and round to the nearest tenths place.

• 84.0cm

• 106.0cm

• 159.0cm

• 85.1cm

Find the area of the figure (ignore the blue 8!). Use 3.14 for π and round to the nearest hundredths place.

• 258.94cm²

• 206.44cm²

• 181.97cm²

• 148.98cm²

Find the area of the shaded figure. Use the π button and round to the nearest hundredths place.

• 282.94ft²

• 201.06ft²

• 301.73ft²

• 251.47ft²

Find the perimeter of the figure. Use the π button and round to the nearest hundredths place.

• 110.27ft

• 85.13ft

• 94.27ft

• 102.27ft

Find the area of the shaded region. Use 3.14 for π and round to the nearest hundredths place.

• 114.24m²

• 76.56m²

• 13.76m²

• 51.44m²

Ms. Small's favorite part of the pizza is the crust. Which size pizza should she order to get 37.68 inches of crust?

• 7"

• 10"

• 12"

• 16"

• 19"

A rug has a diameter of 2 feet. How much space does the rug take up on the floor? Use the π button and round to the nearest tenths place.

• 3.1ft²

• 12.6ft²

• 6.3ft²

• 5.3ft²

A lawn sprinkler sprays water 5 feet in every direction as it rotates. What is the area of the sprinkled lawn? Use 3.14 for π and round to the nearest hundredths place.

• 31.40ft²

• 19.63ft²

• 78.50ft²

• 314.00ft²

The distance around the wheel of a truck is 9.42 feet. What is the diameter of the wheel? Use 3.14 for π and round to the nearest hundredths place.

• 3.5.ft

• 29.58ft

• 1.50ft

• 3.00ft