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# Consumer Math Slides December 19, 2007

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Surface area and volume word problems.

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### Consumer Math Slides December 19, 2007

1. 1. Working with Imperial Measurements Measurement frustration
2. 2. Imperial Measurements and Conversions 1 foot = 12 inches 1 inch = 2.54 centimeters 1 mile = 1.6 kilometers 1 yard = 3 feet 1 mile = 1760 yards Indicate the measurements using an arrow 2 5/8 inch 4 1/16 inches 1/2 inch 1 inch 1 1/4 inches 3 7/8 inches 4 3/16 inches
3. 3. Use your ruler to measure each item in metric units to the nearest mm. (a) Length of the screw _______________ (b) Length of the pencil _______________ (c) Diameter of the clock _______________ (d) Length of the wrench _______________ (e) Width of the diskette _______________
4. 4. Find the surface area of the object at the right. Find the volume of the object at the right.
5. 5. Surface Area and Volume slant height SA=Area of base + Perimeter of base x slant height
6. 6. A cylindrical tank has a diameter of 5 metres and a height of 3.5 metres. Find the surface area of the tank.
7. 7. Find the volume of a sphere with a diameter of 10 metres.
8. 8. Find the volume of a cone that is 5 inches tall and has a diameter of 3.5 inches.