Determine if the side lengths 12, 13, and 13 form a triangle. If it is a triangle, classify it by its sides.

It's not a triangle.
scalene triangle
isosceles triangle
equilateral triangle

Respuesta :

it would be isosceles, since two of the sides are equal. if none of the sides were equal, it would be scalene, and if all of the sides were equal, it would be equilateral.
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