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Class 11

Coordinates in Space and the Distance Formula, Quiz

Five questions on coordinates in space and the distance formula. Pick one answer for each.

5 questions, one mark each. 3 to pass. Suggested time: 10 minutes. Your answers are not recorded.

  1. In which octant does (−2,3,−4)(-2, 3, -4) lie?
  2. Find the distance between (2,−1,3)(2, -1, 3) and (4,1,4)(4, 1, 4).
  3. The point (0,4,−2)(0, 4, -2) lies in which coordinate plane?
  4. How far is (2,3,6)(2, 3, 6) from the origin?
  5. For A(0,1,2)A(0, 1, 2), B(2,5,6)B(2, 5, 6), C(3,7,8)C(3, 7, 8): AB=6AB = 6, BC=3BC = 3, AC=9AC = 9. What does this show?
Unanswered questions are marked wrong.

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