Application of nested if...else statements. Write a program in C that prompt a user to input his/her yearly gross income. Your program should display the yearly income and the computed tax due, using the table below. (BIR proposed the following Tax computation, with the following Tax Schedule) 0% on income less than 50000; 15% on income from 50000 to 150000; 25% on income from 150001 to 250000; 35% on income over 250000. In a right triangle, the square of the length of one side is equal to the sum of the squares of the lengths of the two sides. Write a program that prompts the user to enter the length of the three sides of a triangle and then outputs a message indicating whether the triangle is a right triangle