# algebra

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the base of a triangle is 5cm greater than the height. The area is 33cm^2. What is the height and the length of the base?

• algebra -

33=x(x+5)
find x, the height, first.

x^2+5x-33=0

x=-5/2 +-1/2 sqrt (25+132)
= -2.5+1/2 sqrt157

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