10/24/2001
33
Exercise 6: Using the slide rule
•Examine the slide rule
•Look at the scales: a, b, c, tan, etc.
•Multiply:
–2 times 2  (place left end of slide over 2
– then move cursor to 2 on the slide
–read down on the D scale
–8 times 8  (switch start point to right end)
–25 times 25 (hint: do 2.5 and then move decimal point in your head!)