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/*
Description:
Write the function squareArea(A) (square_area($A) in PHP) that finds the area of the red square when you have the length of the circular arc A.
alt text
Use π = Math.PI (M_PI in PHP)
Round to two decimals.
*/
function squareArea(A){
return Number(Math.pow(2 * A / 3.1416, 2).toFixed(2))
}
