Perimeter of a square
ALGORITHM
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Start - Terminal
Identify the shape as square - process
Check the shape if it has 4 right angles - process
Get the length of one side - input
Use the formula Perimeter = 4 times the length of one side - Process
Multiply the length of one side to 4 - input
Output value of perimeter - output
Stop – Terminal
Area of a square
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Start
Identify the shape as square - process
Check the shape if it has 4 right angles - process
Get the length of one side - input
Formula of Area of Square = side length^2 - Process
Square the side length - input
Output value of perimeter - Output
Stop – terminal