Problems

1 – 20 of 20

Problem Title Likes Solvers Difficulty

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

Created by: Bruce Raine

Tags multiplication, arithmetic, geometry

212

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

291

Problem 635. Angle between Two Vectors

Created by: Richard Zapor

Tags vectors, geometry, vector calculus

258

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

Created by: Reza Ahmadzadeh

Tags geometry, algebra

294

Problem 1072. Television Screen Dimensions

Created by: @bmtran (Bryant Tran)

Tags plus15, aspect ratio, television

277

Problem 554. Is the Point in a Circle?

Created by: Kuifeng

Tags circle, poor_test_suite, poor_problem_statement

373

Problem 381. Angle between two vectors

Created by: Aurelien Queffurust

Tags vectors, geometry, angle

526

Problem 164. Right and wrong

Created by: the cyclist

Tags triangle

1088

Problem 637. Volume of a Parallelepiped

Created by: Richard Zapor

Tags vector operators dot cross

222

Problem 330. Circumscribed circles

Created by: Alan Chalker

Tags geometry

301

Problem 198. Are you in or are you out?

Created by: the cyclist

Tags polygon, basics, poor_test_suite

197

Problem 417. Covering area

Created by: Nikolai

Tags area, triangulation, geometrics

107

Problem 190. Great Circle Distance

Created by: @bmtran (Bryant Tran)

Tags distance, great circle, azimuth

107

Problem 392. Clock Hand Angle 1

Created by: @bmtran (Bryant Tran)

Tags math, clocks, fractions

138

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

151

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

Created by: Reza Ahmadzadeh

Tags math, triangle

1315

Problem 636. Spherical radius given four points

Created by: Richard Zapor

Tags geometry linear algebra, non-linear

113

Problem 194. Clockwise or Counterclockwise

Created by: Alfonso Nieto-Castanon

Tags math, polygon

Problem 193. Smallest distance between a point and a rectangle

Created by: Alfonso Nieto-Castanon

Tags math, distance

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

Created by: @bmtran (Bryant Tran)

Tags projecteuler, plus15

829

1 – 20 of 20

Trial software

Difficulty Rating

Problem Groups

Problems

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

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

Problem 635. Angle between Two Vectors

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

Problem 1072. Television Screen Dimensions

Problem 554. Is the Point in a Circle?

Problem 381. Angle between two vectors

Problem 164. Right and wrong

Problem 637. Volume of a Parallelepiped

Problem 330. Circumscribed circles

Problem 198. Are you in or are you out?

Problem 417. Covering area

Problem 190. Great Circle Distance

Problem 392. Clock Hand Angle 1

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

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

Problem 636. Spherical radius given four points

Problem 194. Clockwise or Counterclockwise

Problem 193. Smallest distance between a point and a rectangle

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