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