A triangle whose sides ABC a line Ap drawn to the side BC such that ap is not a median or altetude?

To answer the question about a triangle with a line drawn from a vertex that is neither a median nor an altitude, we need to understand the properties of a triangle and the different types of lines that can be drawn within it.

In a triangle, there are three main types of lines that can be drawn from a vertex to the opposite side: medians, altitudes, and angle bisectors.

1. Medians: These are lines drawn from each vertex of a triangle to the midpoint of the opposite side. In other words, a median divides the side it intersects into two equal segments. The three medians of a triangle intersect at a point called the centroid.

2. Altitudes: Altitudes are lines drawn from each vertex of a triangle, perpendicular to the opposite side. The three altitudes of a triangle intersect at a point called the orthocenter.

3. Angle Bisectors: Angle bisectors are lines drawn from each vertex of a triangle, dividing the opposite angle into two congruent angles. The three angle bisectors of a triangle intersect at a point called the incenter.

Based on the given information, if the line AP is not a median or an altitude, it must be an angle bisector. Therefore, the line AP divides the angle at vertex A into two congruent angles.