1.

What are the co-ordinates of the foot of the perpendicular drawn from the point (3, 5, 4) on the plane z = 0?

A. (0, 5, 4)
B. (3, 5, 0)
C. (3, 0, 4)
D. (0, 0, 4)
Answer» C. (3, 0, 4)


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