24-05-2018
Mathematics

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find the perimeter of a triangle with vertices A(-1,4),B(-2,1) and C(2,1)

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jdoe0001 jdoe0001

24-05-2018

check the picture below.

you can pretty much count the units off the grid for the height and base of the triangle, recall that area of a triangle is A = (1/2)bh.

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