Show that the points A,B,C with position vectors 2i-cap - j-cap + k-cap, i-cap - 3j-cap - 5k-cap and    3i-cap - 4j-cap - 4k-cap respectively are the vertices of a right angled triangle. Also, find the remaining angles of the triangle.

Asked by sunil2791 | 17th Nov, 2017, 07:01: PM

Expert Answer:

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Answered by Arun | 5th Dec, 2017, 04:05: PM