text: #include "stdafx.h"
  #include <iostream>
  #include "ShapeArea.h"
  
  float areaCircle(float r) {
  	return (22/7.0 * r * r);
  }
  
  float areaRectangle(float l, float w) {
  	return l * w;
  }
  
  float areaSquare(float l) {
  	return l * l;
  }