can you show me how to solve this c++ program it doesn't work

// Copyright (c) 2020 Ahmad All rights reserved.

//

// Created by: Ahmad

// Created on: DEC 2020

// This program calculates the area of tringle

#include

void area_tringle(float Base1, float Base2, float height ) {

float area;

area = 0.5 * length * height;

// output

std::cout << "The area of the tringle is " << (area)

<< " cm " << std::endl;

}

int main() {

// this function just calls other functions

int Base1;

int Base2;

int Height_of_Trapezoid;

int area;

std::string Base1;

std::string Base1;

std::string Height_of_Trapezoid;

// input

std::cout << "Enter Base1: ";

std::cin >> Base1_string;

std::cout << "Enter Base1: ";

std::cin >> Base2_string;

std::cout << "Enter height: ";

std::cin >> height_string;

try {

Base1 = stof(Base1_string);

Base2 = stof(Base2_string);

height = stof(height_string);

// call functions

area_tringle(Base1, Base2, height);

}

catch (std::invalid_argument) {

std::cout << "That was not a valid integer" << std::endl;

}

}