Ty Pendlebury is CNET's senior editor for TV and home audio, and author of the daily Insider newsletter. He has rigorously tested, reviewed and written about AV equipment for the company since 2006.
A GCSE Maths video about what bearings are and how to use them. This video explains four key bearings facts needed for GCSE Maths and applies them to solve a tricky riddle. Find out more about GCSE ...
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