Volume and Surface area

Circles

100

3.14

pi

200

The Diameter of this circle is 5. What is the radius?

2.5

300

If given the diameter of a circle, how do you find the radius?

Take half the diameter or Divide the diameter by 2

400

The radius of this is 5. What is the diameter?

10

500

The radius of this circle is 2. Find the area of the circle?

12.56

Vocabulary

100

What is the equation for the volume of a cylinder?

πR² x H

200

What is the equation for the surface area of a cylinder?

2piR^2 + 2piR x H

300

What are the two measurements needed to solve for surface area and volume?

Radius and Height

400

What does the unit look like when solving for surface area? 

Unit ²

Unit squared

cm²

500

What does the unit look like when solving for volume?

Unit³

unit cubed

cm³

Surface Area of a Cylinder

100

Find the surface area of a cylinder radius = 9 

height is 10cm 

1074.42

200

Find the surface area of a cylinder with:

radius = 3     Height= 15

339.29

300

A cylinder measures 5 cm across and 4 cm tall. What is the surface area?

102.10 cm²

400

A cylinder measures 3.2 mm across and 4.8 mm high. What is the surface area?

64.34 mm²

500

A cylinder measures 12 km across and 15 km tall. What is the surface area? 

791.68  km²

Cylinder Volume

100

What is the volume of a cylinder with: radius = 3 cm height = 7 cm

197.92 cm³

200

What is the volume of the cylinder with: radius = 2 cm height = 10 cm

125.66 cm³

300

What is the volume of a tube that is 8 cm across and 12 cm tall?

603.18 cm³

400

What is the volume of a can of beans that is 6 centimetres across and 10 centimetres high?

282.74 cm³

500

A cup that is 4 cm across and 8 cm tall is filled halfway full with water. What is the volume of the water?

50.26 cm³