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anonymous

  • 4 years ago

The base of a triangle is 4cm greater then the height. The area is 48cm^3. Find the height and the length of the base. The height of the triangle is _cm The base if the triangle is _ cm Please help

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  1. anonymous
    • 4 years ago
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    The base a is h+4cm, area is (a h)/2, so ((h+4) h)/2=48, then you get h^2+4h=96, and when you solve quadratic equation by h, you get h=8cm (you should take positive value of h) and a = 8+4=12cm.

  2. anonymous
    • 4 years ago
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    thanks very much :)

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