Finding Areas and Circumference of Complex Circles

Steven purchases a bowl. The diameter of the bowl is 14 cm. What is the circumference of the bowl?

• 28 cm

• 43.96 cm

• 87.96 cm

• 7 cm

What is the area of this circle?

• 6082.12

• 1519.76

• 1893.14

• 1292.92

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

• 34.6 mm

• 30 mm

• 25.3 mm

• 34.54 mm

What is the formula to find the area of a circle? ​ (a)  

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

• 66 cm

• 200.96 cm

• 66.5 cm

• 10 m

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

• 37.68mm

• 18.84mm

• 84.78 mm

• none of the above

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

• 339.12 m

• 169.56 m

• 84.78 m 

Find the area of the circle

• 56.52

• 254.34

• 1017.36

• 113.04

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

Find the area of the circle

• 43.96

• 153.86

• 87.82

• 307.72