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             ___      ______    ______   _____    
    ___     / _ \\   /_   _//  /_   _// |  __ \\  
   /   ||  | / \ ||    | ||     -| ||-  | |  \ || 
  | [] ||  | \_/ ||   _| ||     _| ||_  | |__/ || 
   \__ ||   \___//   /__//     /_____// |_____//  
    -|_||   `---`    `--`      `-----`   -----`   
     `-`

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Text this: A Mathematical App for the Conceptual Understanding of Area and Perimeter