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