How can i construct a triangle using these three angles? ? i'll give 25 points

What is the value of y? round to the nearest tenth

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?

This summer the number of tourists in salem increased 4.5% from last years total of 426000. how many more tourists came to salem this summer