Question

A triangle has one side measuring 5 feet and two sides measuring 7 feet. What kind of

triangle is it?
equilateral
isosceles but not equilateral
scalene

Answer 1

isoceles but not equilateral

Explanation:

it has two sides that are the same length, but not all three sides are the same length

An equilateral triangle is therefore a special case of an isosceles triangle having not just two, but all three sides equal