Question: Use a known formula to solve. A triangular sign in a store window has a perimeter of 8.7ft . Two of the sides of the
Use a known formula to solve.
A triangular sign in a store window has a perimeter of
8.7ft
. Two of the sides of the triangle are the same length while the third side is
3
feet longer than those sides. Find the lengths of the sides of the sign.
| The lengths are ft , ft ,and ft . |
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