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int main()

    float a, b, h;

    float area;

 

    printf("Enter the value for two bases & height of the trapezium: n");

    scanf("%f%f%f", &a, &b, &h);

    area = 0.5 * (a + b) * h ;

    printf("Area of the trapezium is: %.3f", area);

    return 0;