Perform the following algorithms in pseudocode:
1.-Write an algorithm that calculates and writes the square of 243.
2.-Write an algorithm that reads a number and writes its square.
3.-Determine the area and volume of a cylinder dimensions of radius and height are read from the keyboard.
4.-Calculate the perimeter and the area of a square given the length of its side.
5.-Carry out an algorithm that calculates that calculates the surface of a circle.