please use simple c++ iostream.

write the function this way: Double getArea (double w, double l)

please answer as soon as possible, with correct solutions. answer each question correctly

Description Given the following file format: 3 1.1 2.2 3.34 34 where the first line is the number of values and each of the following lines represents a rectangle width and length. QUESTION 1 Develop a structure called Rectangle, that has two members, width and length of type double Natac QUESTION 2 write a function called getArea that takes a rectangle as input and returns its area QUESTION 3 In the main function, read the file, save the values as an array of Rectangles and printout the area of each rectangle