Circles and Cylinders

Which of the following names a radius?

• segment AC

• segment DB

• segment AB

• segement BC

Which of the following names a diameter?

• segment AC

• segment DB

• segment AB

• segment BC

What is circumference?

• The distance around a circle.

• The space inside the circle.

• A line from side to side passing through the center.

• A line from the center to the side.

Use 3.14 for π. Round answers to the nearest tenth if necessary.
A can of chili has a radius of 5.25 cm and a height of 13 cm. Find the volume.

•  3012.4 cm ³

• 1456.9 cm ³

•  1125.1 cm ³

• 2034.5 cm ³

What is the area of the circle?

• 42.3 sq cm

• 18.1 sq cm

• 15.1 sq cm

• 7.5 sq cm

What is the surface area of the cylinder?

• 942 sq yd

• 533.8 sq yd

• 1004.8 sq yd

• 455.3 sq yd

A circle has a diameter of 15 yd. What is the circumference of the circle?

• 94.2 yd

• 47.1 yd

• 23.6 yd

• 176.6 yd

What is the volume of the cylinder?

• 763 cu km

• 2288.7 cu km

• 1017.3 cu km

• 9156.2 cu km

What is the surface area of the cylinder?

• 125.6 sq in

• 151.72 sq in

• 138.16 sq in

• 138.56 sq in

The volume of a cylinder is 314 cu in. What is the height of the cylinder?

• 31.4 in

• 4 in

• 10 in

• 3.14 in