I Used to Know That
Chris Waring
9781782432555
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Rs. 5593.00
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| Author(s) :- Chris Waring | Format :- Paperback |
| Publisher :- Michael O'Mara Books Ltd | Pub. Date :- 2014-09-18 |
| ISBN-13 :- 9781782432555 | |
| Dimensions :- 131 x 197 x 12 | |
| Weight :- 162 |
Description
Brush up on your mental arithmetic, including percentages, averages and recurring decimals or work on your trigonometry skills, from Pythagoras' Theorem to triangle areas and angles. I Used To Know That: Maths is a fun and accessible way to re-visit all those useful tips and maths tricks that you have forgotten from your school days.
