Respuesta :

altitude is another word for height so it would be the first answer

Answer: First option is correct.

Step-by-step explanation:

Since we have given that

ABC is a triangle.

And we need to find the altitude of a triangle.

Altitude of a triangle is a line segment from a vertex and it is perpendicular to the base.

So, It must be perpendicular.

So, According to graph, AF is the required altitude of ΔABC.

Hence, First option is correct.