Which angle has its terminal side on the positive yaxis?

Ill mark the brainliest if you me with the these three questions 7,8,9

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3

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!