At least one of the answers above is NOT correct.
(1 point) Suppose we have the triangle with vertices P(8, 0, 0), Q(0, 16, 0), and R(0, 0, 24). Answer the following questions.
1. Find a non-zero vector orthogonal to the plane through the points P, Q, and R.
Answer: 384i+192j+128k
2. Find the area of the triangle $\triangle PQR$.
Area: