Chapter 6.2, Problem 4E

(General math) a. Write a function named rightTriangle() that accepts the lengths of two sides of a right triangle as the arguments a and b. The subroutine should determine and return the hypotenuse, c, of the triangle. $\left(Hint:UsePythagoras’theorem,c2=a2+b2.\right)$

b. Include the function written for Exercise 4a in a working program. The main() function should call rightTriangle() correctly and display the value the function returns.