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