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.
First N Perfect Squares
Back to basics 21 - Matrix replicating
Is the input divisible by 3?
Matlab Basics II - Free Fall
Is this triangle right-angled?
Dimensions of a rectangle
Area of an Isoceles Triangle
Length of a short side
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