JAMB and WAEC Mathematics questions: Coordinate geometry

46 questions with answers and explanations. Tap an option to check yourself.

1. Question 41· Coordinate geometry· WAEC

   The line through (2, 3) and (2, 9) has equation

   • Ax = 2
   • By = 2
   • Cy = 3x
   • Dx = 9

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   Explanation and discussion

2. Question 42· Coordinate geometry· JAMB

   Find the distance between the points (−2, 3) and (4, −5).

   • A14
   • B8
   • C10
   • D√20

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   Explanation and discussion

3. Question 43· Coordinate geometry· WAEC

   Lines y = 2x + 1 and y = 2x − 5 are

   • Aintersecting at (1, 3)
   • Bperpendicular
   • Cthe same line
   • Dparallel

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   Explanation and discussion

4. Question 44· Coordinate geometry· WAEC

   Find the gradient of the straight line through (−1, 4) and (3, −8).

   • A−3
   • B3
   • C−1/3
   • D1/3

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   Explanation and discussion

5. Question 45· Coordinate geometry· JAMB

   The line y = 3x − 2 crosses the y-axis at

   • A(0, −2)
   • B(−2, 0)
   • C(0, 3)
   • D(2/3, 0)

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   Explanation and discussion

6. Question 46· Coordinate geometry· WAEC

   Find the equation of the line with gradient 2 that passes through the point (0, −3).

   • Ay = 3x − 2
   • By = 2x + 3
   • Cy = −3x + 2
   • Dy = 2x − 3

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   Explanation and discussion