Which of the triangles shown are isosceles triangles?

Answer:
Triangle C
Step-by-step explanation:
Hello There!
An isosceles triangle has two congruent sides
Triangle C has two sides that equal 4 therefore triangle C is an isosceles triangle
Triangles A, B and C have no congruent sides therefore they are not isosceles triangles
Answer:
I'm pretty sure that the correct answer here is Triangle C. I think this is the correct answer because an isosceles triangle has two sides that are the same length, and that's what Triangle C represents.
Step-by-step explanation:
Hope that this helps! :)