:triangle

Example

A triangle is a plane created by connecting three points. :x1 - The x-coordinate of the first point (number) :y1 - The y-coordinate of the first point (number) :x2 - The x-coordinate of the second point (number) :y2 - The y-coordinate of the second point (number) :x3 - The x-coordinate of the third point (number) :y3 - The y-coordinate of the third point (number)
[:triangle {:x1 10, :y1 10, :x2 50, :y2 25, :x3 10, :y3 35}]