Can you explain it or maybe take a picture?
Answer: to understand this we need a picture of the triangle, but without it I know that the only answer that is correct is the 3rd
Step-by-step explanation:
Answer:
A and B: Isosceles (having two sides of equal length)
C: Equilateral (all sides are equal)
ANSWER

EXPLANATION
We want to evaluate

Use indices to rewrite the expression as:

We know that

So we rewrite the expression to obtain;

This gives us;

This simplifies to


Answer:
Step-by-step explanation: