What are the angles of (triangle)PQR?

The angles of triangle PQR are: A. ∠P, ∠Q, ∠R.
The angles of a triangle are the three vertices of the triangle, and can be named using the letters at each vertex alongside with the sign "∠".
Given a triangle, named, ΔPQR, each of the letters here signifies the name of each of the letters in the triangle.
Therefore, the angles of ΔPQR are:
A. ∠P, ∠Q, ∠R
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