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