SOLUTION: A triangle has an area of 72 square feet and a height of 9 feet? Find the length of its base.

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Question 597725: A triangle has an area of 72 square feet and a height of 9 feet? Find the length of its base.
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
A = (bh)/2

72 = (b*9)/2

72*2 = 9b

144 = 9b

144/9 = b

16 = b

b = 16


So the base is 16 feet long