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