Help em out pls and ill give brainliest

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

What is the radius of the cone in the diagram? round your answer to the nearest whole number

Find the measure of angle y. round your answer to the nearest hundredth. ( type the numerical answer only) a right triangle is shown with one leg measuring 5 and another leg measuring 14. an angle across from the leg measuring 5 is marked y degrees. numerical answers expected!