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  ____     _    _     _  __     ___     _    _   
 |  _ \\  | || | ||  | |/ //   / _ \\  | |  | || 
 | |_| || | || | ||  | ' //   | / \ || | |/\| || 
 | .  //  | \\_/ ||  | . \\   | \_/ || |  /\  || 
 |_|\_\\   \____//   |_|\_\\   \___//  |_// \_|| 
 `-` --`    `---`    `-` --`   `---`   `-`   `-`

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