Calculate the height and area from the length of one side of an equilateral triangle.
When the length of about one of the equilateral triangle is input and "Calculate the equilateral triangle" button is clicked, height and the area are calculated and displayed from the length of about one input.
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

Equilateral triangle whose one side length a is 1
Height h: 0.86602540378444
Area S: 0.43301270189222
Area S: 0.43301270189222