chandislilly
chandislilly chandislilly
  • 03-04-2015
  • Mathematics
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PLEASE HELP I GIVE THANKS

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mw473766
mw473766 mw473766
  • 03-04-2015
what you want to do is use pthygorean theorem ( think i spelled that right) A square plus B square = c Square. use that for the rectangle.
you should get the answer if you do that. make sure you multiply 8 times 8 and 5 times 5. then you add what you get. i think thats how to do it. hope it helps i am almost 100% sure

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Garebear
Garebear Garebear
  • 03-04-2015
10)  The triangle is an equilateral triangle so all the side are equal ,8cm times 3 ?

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