Define a triangle to be isosceles if it has two equal sides. Which of the following
Chapter 2, Problem 2.82(choose chapter or problem)
Define a triangle to be isosceles if it has two equal sides. Which of the following statements arecharacterizations of isosceles triangles? If a statement is not a characterization of isosceles triangles, thenexplain why.(a) If a triangle is equilateral, then it is isosceles.(b) A triangle T is isosceles if and only if T has two equal sides.(c) If a triangle has two equal sides, then it is isosceles.(d) A triangle T is isosceles if and only if T is equilateral.(e) If a triangle has two equal angles, then it is isosceles.(f) A triangle T is isosceles if and only if T has two equal angles.
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