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posted by briana on Monday, September 5, 2011 at 11:30am.
the sides of a triangle are in the ratio 3:4:5.what is the length of each side if the perimeter of the triangle is 78cm?
3x+4x+5x = 78 12x =78 x = 6.5 3*6.5 = ? 4*6.5 = ? 5*6.5 = ?
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