Question

Which set of shapes contains members that are always similar to one another?

A.
trapezoids
B.
isosceles triangles
C.
equilateral triangles
D.
rectangles
E.
pentagons

Answer 1

C. Isosceles triangles because all the sides are equal/perpendicular

Answer 2

Your correct answer is option C. Equilateral triangles

Explanation:

In similar polygons, it is all the corresponding angles that are congruent.