How many triangles can be constructed with side lengths 5, 7, and 15? exactly one triangle more than one triangle no triangles

asked May 28, 2018 77.5k views

4 votes

How many triangles can be constructed with side lengths 5, 7, and 15?

exactly one triangle
more than one triangle
no triangles

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7 votes

More than ne triangle

Nathan Rutman answered May 28, 2018

7.0k points

1 vote

More than one if side lengths can be repeated.

Ex. 5, 5, 5 and 7, 7, 7

If you have to use those 3 then NONE because 5+7<15

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