Question 206172: An isosceles triangle has a perimeter of 13 cm. Find all integral possibilites for the lengths of its sides.
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! An isosceles triangle has a perimeter of 13 cm. Find all integral possibilites for the lengths of its sides.
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Rule: each pair of sides must add up to more than the third side
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1,1,11----no
2,2,9-----no
3,3,7,,,,,no
4,4,5,,,,,yes
5,5,3.....yes
6,6,1.....yes
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Cheers,
Stan H.
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