test suite 1 is wrong
what are you using for pi?
indeed,why don't you use pi?
Test case 2 is wrong, also description is wrong. Do you want volume, circumference, or area?
Sort a list of complex numbers based on far they are from the origin.
Rotate a Matrix
Who invented zero?
Average of square wave
calculate the tangent of angle in radians
Speed of car
Create a square matrix of zeros of even order
Test if a number is numeric or not
Calculate square and cube of number
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