waleriajones waleriajones

14-04-2017
Mathematics

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An equilateral traingle had a perimeter of 36. Find its area to the nearest tenth

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maxwitts maxwitts

14-04-2017

36/3=12
pythagorus theorem to find height: 12squared-6squared=108
height=10.4
area=1/2base*height
=1/2(12*10.4)
=62.4

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