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John Simpson

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Problem 2024. Triangle sequence

Created by: Tanya Morton

Tags pythagoras, fibonacci

1

Solution

108

Size

1

Solution

108

Size

Problem 2023. Is this triangle right-angled?

Created by: Tanya Morton

Tags pythagoras

1

Solution

58

Size

1

Solution

58

Size

Problem 2022. Find a Pythagorean triple

Created by: Tanya Morton

Tags pythagoras

1

Solution

72

Size

1

Solution

72

Size

Problem 2021. Is this triangle right-angled?

Created by: Tanya Morton

Tags geometry, triangle, pythagoras

1

Solution

33

Size

1

Solution

33

Size

Problem 2020. Area of an Isoceles Triangle

Created by: Tanya Morton

Tags pythagoras, basic matlab

1

Solution

28

Size

1

Solution

28

Size

Problem 2019. Dimensions of a rectangle

Created by: Tanya Morton

Tags pythagoras, basic matlab

1

Solution

21

Size

1

Solution

21

Size

Problem 2018. Side of a rhombus

Created by: Tanya Morton

Tags pythagoras, basic matlab

1

Solution

24

Size

1

Solution

24

Size

Problem 2017. Side of an equilateral triangle

Created by: Tanya Morton

Tags pythagoras, basic matlab

1

Solution

19

Size

1

Solution

19

Size

Problem 2016. Area of an equilateral triangle

Created by: Tanya Morton

Tags pythagoras, basic matlab

2

Solutions

18

Size

2

Solutions

18

Size

Problem 2015. Length of the hypotenuse

Created by: Tanya Morton

Tags pythagoras, basic matlab, hypotenuse

1

Solution

19

Size

1

Solution

19

Size

Problem 1974. Length of a short side

Created by: Tanya Morton

Tags pythagoras, basic matlab

1

Solution

21

Size

1

Solution

21

Size

Problem 194. Clockwise or Counterclockwise

Created by: Alfonso Nieto-Castanon

Tags math, polygon

10

Solutions

70

Size

10

Solutions

70

Size

Problem 190. Great Circle Distance

Created by: @bmtran (Bryant Tran)

Tags distance, great circle, azimuth

1

Solution

124

Size

1

Solution

124

Size

Problem 417. Covering area

Created by: Nikolai

Tags area, triangulation, geometrics

3

Solutions

38

Size

3

Solutions

38

Size

Problem 1103. Right Triangle Side Lengths (Inspired by Project Euler Problem 39)

Created by: @bmtran (Bryant Tran)

Tags projecteuler, plus15

3

Solutions

220

Size

3

Solutions

220

Size

Problem 392. Clock Hand Angle 1

Created by: @bmtran (Bryant Tran)

Tags math, clocks, fractions

7

Solutions

115

Size

7

Solutions

115

Size

Problem 637. Volume of a Parallelepiped

Created by: Richard Zapor

Tags vector operators dot cross

1

Solution

107

Size

1

Solution

107

Size

Problem 636. Spherical radius given four points

Created by: Richard Zapor

Tags geometry linear algebra, non-linear

3

Solutions

250

Size

3

Solutions

250

Size

Problem 554. Is the Point in a Circle?

Created by: Kuifeng

Tags circle, poor_test_suite, poor_problem_statement

2

Solutions

75

Size

2

Solutions

75

Size

Problem 450. What is the distance from point P(x,y) to the line Ax + By + C = 0?

Created by: Bruce Raine

Tags distance, pythagoras, orthogonal

2

Solutions

102

Size

2

Solutions

102

Size

Problem 193. Smallest distance between a point and a rectangle

Created by: Alfonso Nieto-Castanon

Tags math, distance

5

Solutions

460

Size

5

Solutions

460

Size

Problem 635. Angle between Two Vectors

Created by: Richard Zapor

Tags vectors, geometry, vector calculus

1

Solution

25

Size

1

Solution

25

Size

Problem 833. Find third Side of a right triangle given hypotenuse and a side. No * - or other functions allowed

Created by: Richard Zapor

Tags right-angled triangles, non standard methods, right-angle triangles

4

Solutions

75

Size

4

Solutions

75

Size

Problem 769. Calculate the area of a triangle between three points

Created by: Reza Ahmadzadeh

Tags math, triangle

2

Solutions

139

Size

2

Solutions

139

Size

Problem 330. Circumscribed circles

Created by: Alan Chalker

Tags geometry

1

Solution

90

Size

1

Solution

90

Size

Problem 198. Are you in or are you out?

Created by: the cyclist

Tags polygon, basics, poor_test_suite

2

Solutions

18

Size

2

Solutions

18

Size

Problem 336. Similar Triangles - find the height of the tree

Created by: Bruce Raine

Tags multiplication, arithmetic, geometry

1

Solution

19

Size

1

Solution

19

Size

Problem 768. Are all the three given point in the same line?

Created by: Reza Ahmadzadeh

Tags geometry, algebra

8

Solutions

102

Size

8

Solutions

102

Size

Problem 1072. Television Screen Dimensions

Created by: @bmtran (Bryant Tran)

Tags plus15, aspect ratio, television

9

Solutions

39

Size

9

Solutions

39

Size

Problem 381. Angle between two vectors

Created by: Aurelien Queffurust

Tags vectors, geometry, angle

2

Solutions

25

Size

2

Solutions

25

Size

Problem 164. Right and wrong

Created by: the cyclist

Tags triangle

9

Solutions

37

Size

9

Solutions

37

Size

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