public double AreaSquare()
{
var check = new InputCheck();
double input = check.Checker();
double area = Math.Pow(input, 2);
return(area);
}
public double SidesTriangle()
{
var input = new InputCheck();
double[] sides = { 1, 2 };
Cathet1 = input.Checker();
sides[0] = Cathet1;
Cathet2 = input.Checker();
sides[1] = Cathet2;
return(sides[]);
}
