What are the vertex and axis of symmetry of the prabola

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

Which best explains why this triangle is or is not a right triangle?

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!