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# A roof rafter is needed to span a legth of 15m for a roof rise of 8m.a carpenter cuts a rafter of 18m.find the distance of the rafter span?

this question belongs to pythagoras theorm.and i need answer now immediatly.
Question asked by: anastasia

Asked on: 31 Aug 2010

You can read about pythagoras theorem in your maths textbook and then apply it to the question.

It is much better to learn and understand the method yourself with this sort of question because if someone just gives you the answer then you will never learn!

By: knowitall
Replied at: 05 Sep 2010
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