Good Hope School – S3 Maths Exam Question (by-topic)
3B Chapter 8 Coordinate Geometry of Straight Lines CQ (13-18)

德望學校 數學 中三考試 歷屆試題 (by-topic)

Coordinate Geometry of Straight Lines Conventional Questions (13-18)

數學試卷 只供溫習、操卷之用。

試卷答案:

  1. a) (-34, 0)
    b) 544 (sq. units)
    c) 37 : 15
  2. a) (b/2, -a/2)
    b) –
  3. a) (1, 2)
    b) 3
  4. a) 8
    b) –
    c) –
  5. a) (0, 5)
    b) (2.5, -2.5)
  6. a) –
    b i) 1/2
      ii) (-6, 10)
  7. a) 2: 3
    b) 14
  8. a) 5/12
    b) \(\tfrac{42\sqrt{85}}{85}\) (units)
    c) (-8.5, -3)
    d) E, H and F are not colinear.
  9. a) 8
    b) 5
  10. a) (7, 7)
    b) 18.4°
  11. a) 3: 2
    b) 8 sq. units
  12. a) 6.80 (or \(\tfrac{\sqrt{185}}{2}\)
    b) AD ⊥ BC
    c) I do not agree.
  13. a i) -8
      ii) (0, 6)
    b) I do not agree.
  14. a) 71.6°
    b) -1/3
    c) –
  15. a) (6, 2)
    b) –
  16. a) (3, 4)
    b i) –
      ii) (13/3, 8/3)
    c) (7, 2)

 

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