Determine if the origin is contained inside a triangle.
Find how many Pythagorean triangles allow tiling with a perimeter < 100,000,000.
Investigating isosceles triangle for which the height and base length differ by one.
Find the only Pythagorean triplet, {a, b, c}, for which a + b + c = 1000.
Find the value of p ≤ 1000 which produces the most integer right triangles.
Count the different lengths of wire that can form a right angle triangle in only one way.
Find the sum of the perimeters of all almost equilateral triangles with integral side lengths and area.