SOLUTION: can you show me the steps it takes to use Hero's formula for the area of a triangle A=(square root..did not know how to put this symbol in)s(s-a)(s-b)(s-c) if a=5in.,b=12in.,c=5i

Question 177735: can you show me the steps it takes to use Hero's formula for the area of a triangle
A=(square root..did not know how to put this symbol in)s(s-a)(s-b)(s-c)
if a=5in.,b=12in.,c=5in., and s=6in.
I don't understand the steps used in solving this problem.....thanks
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with Hero's formula

Plug in , , and

Subtract

Multiply

Since you CANNOT take the square root of a negative number, this means that a triangle CANNOT be formed given side lengths of 5, 12, and 5 inches. So double check the problem.
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