#include <stdio.h>

// **************************************************
// Function: calcAreaOfTrapezoid
//
// Description: Calculates the area of a trapezoid
//
// Parameters: side1 - size of first side
//			   side 2 - size of second side
//  		   height - size of vertical height
//
// Returns:    area - area of trapezoid
//
// ***************************************************

float calcAreaOfTrapezoid(float side1, float side2, float height)
{
    float area; // area of the trapezoid
  
    // calculate area
    area = 0.5 * (side1 + side2) * height;
    
    return (area);

} //calcAreaOfTrapezoid

int main() {
    float side1 = 10;
    float side2 = 4;
    float height = 8;
    float area;
    
    // Test the function
    area = calcAreaOfTrapezoid(side1, side2, height);
    
    
    printf("%.2f\n", area); 
    
    return 0;
}