Coordinate Geometry Worksheet for Maths Olympiad

Maths Olympiad topic 28: Coordinates and distance · Set 430 · 40 questions

How to solve it (Across, up, Pythagoras): Distance: across = difference of the x values, up = difference of the y values; distance = √(across² + up²). Midpoint = ((x₁ + x₂) ÷ 2, (y₁ + y₂) ÷ 2). Quadrants by signs: (+, +) first, (−, +) second, (−, −) third, (+, −) fourth.

1. 1.What is the distance between the points (2, 1) and (17, 9)? (a) 289 (b) 17 (c) 18 (d) 23
2. 2.In which quadrant does the point (−9, −6) lie? (a) Fourth quadrant (b) Third quadrant (c) First quadrant (d) Second quadrant
3. 3.What is the distance between the points (9, 2) and (14, 14)? (a) 14 (b) 13 (c) 169 (d) 17
4. 4.In which quadrant does the point (−6, −3) lie? (a) First quadrant (b) Second quadrant (c) Fourth quadrant (d) Third quadrant
5. 5.What is the midpoint of the line joining (2, 17) and (12, 5)? (a) (14, 22) (b) (7, 11) (c) (5, 6) (d) (11, 7)
6. 6.How far is the point (24, 7) from the origin (0, 0)? (a) 25 (b) 31 (c) 26 (d) 625
7. 7.What is the distance between the points (4, 14) and (9, 2)? (a) 169 (b) 14 (c) 13 (d) 17
8. 8.How far is the point (12, 5) from the origin (0, 0)? (a) 14 (b) 17 (c) 169 (d) 13
9. 9.What is the midpoint of the line joining (0, 5) and (4, 1)? (a) (2, 2) (b) (3, 2) (c) (4, 6) (d) (2, 3)
10. 10.How far is the point (12, 16) from the origin (0, 0)? (a) 400 (b) 20 (c) 21 (d) 28
11. 11.What is the midpoint of the line joining (7, 9) and (9, 7)? (a) (1, 1) (b) (9, 8) (c) (8, 8) (d) (16, 16)
12. 12.What is the midpoint of the line joining (0, 15) and (10, 3)? (a) (5, 9) (b) (10, 18) (c) (9, 5) (d) (5, 6)
13. 13.What is the midpoint of the line joining (10, 3) and (14, 5)? (a) (2, 1) (b) (4, 12) (c) (12, 4) (d) (24, 8)
14. 14.How far is the point (16, 12) from the origin (0, 0)? (a) 400 (b) 28 (c) 21 (d) 20
15. 15.What is the midpoint of the line joining (9, 8) and (19, 14)? (a) (5, 3) (b) (28, 22) (c) (14, 11) (d) (11, 14)
16. 16.What is the midpoint of the line joining (1, 5) and (3, 7)? (a) (4, 12) (b) (1, 1) (c) (2, 6) (d) (6, 2)
17. 17.What is the midpoint of the line joining (1, 4) and (13, 10)? (a) (7, 7) (b) (8, 7) (c) (6, 3) (d) (14, 14)
18. 18.What is the distance between the points (6, 13) and (18, 8)? (a) 14 (b) 169 (c) 17 (d) 13
19. 19.What is the midpoint of the line joining (7, 6) and (17, 2)? (a) (24, 8) (b) (4, 12) (c) (5, 2) (d) (12, 4)
20. 20.In which quadrant does the point (3, −9) lie? (a) First quadrant (b) Fourth quadrant (c) Second quadrant (d) Third quadrant
21. 21.How far is the point (8, 15) from the origin (0, 0)? (a) 23 (b) 18 (c) 289 (d) 17
22. 22.What is the midpoint of the line joining (8, 3) and (18, 7)? (a) (13, 5) (b) (5, 2) (c) (5, 13) (d) (26, 10)
23. 23.How far is the point (5, 12) from the origin (0, 0)? (a) 13 (b) 17 (c) 14 (d) 169
24. 24.What is the distance between the points (2, 15) and (8, 7)? (a) 10 (b) 11 (c) 14 (d) 100
25. 25.How far is the point (4, 3) from the origin (0, 0)? (a) 7 (b) 5 (c) 25 (d) 6
26. 26.What is the midpoint of the line joining (7, 1) and (9, 9)? (a) (8, 5) (b) (16, 10) (c) (5, 8) (d) (1, 4)
27. 27.In which quadrant does the point (−4, 5) lie? (a) Second quadrant (b) First quadrant (c) Fourth quadrant (d) Third quadrant
28. 28.In which quadrant does the point (3, 6) lie? (a) Third quadrant (b) Fourth quadrant (c) Second quadrant (d) First quadrant
29. 29.What is the distance between the points (2, 16) and (11, 4)? (a) 225 (b) 21 (c) 15 (d) 16
30. 30.In which quadrant does the point (6, −3) lie? (a) Fourth quadrant (b) Third quadrant (c) Second quadrant (d) First quadrant
31. 31.In which quadrant does the point (−8, 7) lie? (a) Fourth quadrant (b) Third quadrant (c) Second quadrant (d) First quadrant
32. 32.What is the distance between the points (5, 32) and (12, 8)? (a) 31 (b) 625 (c) 26 (d) 25
33. 33.What is the distance between the points (2, 9) and (18, 21)? (a) 20 (b) 21 (c) 28 (d) 400
34. 34.How far is the point (9, 12) from the origin (0, 0)? (a) 16 (b) 21 (c) 15 (d) 225
35. 35.How far is the point (8, 6) from the origin (0, 0)? (a) 11 (b) 100 (c) 10 (d) 14
36. 36.What is the distance between the points (2, 2) and (17, 10)? (a) 23 (b) 17 (c) 289 (d) 18
37. 37.What is the midpoint of the line joining (8, 9) and (10, 21)? (a) (1, 6) (b) (18, 30) (c) (15, 9) (d) (9, 15)
38. 38.What is the distance between the points (5, 4) and (9, 1)? (a) 5 (b) 6 (c) 7 (d) 25
39. 39.In which quadrant does the point (−4, 3) lie? (a) Fourth quadrant (b) First quadrant (c) Third quadrant (d) Second quadrant
40. 40.What is the distance between the points (7, 0) and (22, 8)? (a) 289 (b) 17 (c) 23 (d) 18

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