If an equilateral triangle has area A, then what is the length of each of its sides, x?
Image courtesy of Wikipedia.
Definitely helpful if you draw a picture first.
Return the largest number that is adjacent to a zero
Swap the first and last columns
Find the two most distant points
middleAsColumn: Return all but first and last element as a column vector
Return area of square
Area of an equilateral triangle
Length of a short side
Length of the hypotenuse
Side of a rhombus
Is this triangle right-angled?
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