If the integer lengths of the three sides of a trinalge are 4, x, and 9, what is the least possible perimeter of the trinalge

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asked Dec 6, 2018 170k views

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Gprasant · Answer 1 · 2018-12-13T04:05:50+0000

The smallest possible triangle will actually contract to a line, where 4+x has to connect to both ends of the side of 9. So 4+x=9, so x=5. The perimeter will then be 4+5+9=18.

If the integer lengths of the three sides of a trinalge are 4, x, and 9, what is the least possible perimeter of the trinalge

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