Friday
November 21, 2014

Homework Help: geometry

Posted by Anonymous on Sunday, January 16, 2011 at 11:42am.

In triangle ABC,
AB is x cm long
BC is twice the length of AB
AC is 10 cm longer than AB.
The perimeter of the triangle is 42 cm.
Write down an equation in x and solve it.
Use your answer to find the lengths of the sides of the triangle.

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