Respuesta :
Answer:
All of them
Step-by-step explanation:
Acute, right, scalene, equilateral, isosceles, and obtuse are ways to describe a triangle and classify it, especially with the type of angles it has. Acute can describe a 45-degree angle, just like right can describe a ninety-degree angle.
Answer:
B, D, and E
Step-by-step explanation:
Acute can never be right and Right cannot be equilateral