Question: Write a program using the following function headers: double getLength(); double getWidth(); double getArea(double len, double wid); void displayData(double len, double wid, double area); Write

Write a program using the following function headers:

double getLength();

double getWidth();

double getArea(double len, double wid);

void displayData(double len, double wid, double area);

Write function main which calls these four functions. Make sure that the length and width are positive numbers.

Hand in 2 runs showing valid and invalid data.

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