Question 240394: The height of a triangel is 1cm less than the length of the base. The area is 1770cmsquared. Find the height. Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! The height of a triangel is 1cm less than the length of the base. The area is 1770cmsquared. Find the height.
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1770 = bh/2 = b*(b-1)/2
b^2 - b = 3540
b^2 - b - 3540 = 0
(b-60)*(b+59) = 0
b = 60 cm
h = 59 cm
