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