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. 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. Find the surface area of the object at the right.
Find the volume of the object at the right.
5. Surface Area
and
Volume
slant height
SA=Area of base
+ Perimeter of
base x slant height
6. A cylindrical tank has a diameter of 5 metres and a height of 3.5 metres. Find
the surface area of the tank.