Please help with this question. An observer spots a plane that will pass directly over him flying at an altitude of 6 miles. The angle of elevation that he spotted the plane at 35 degrees. How far is the plane from the observer?

A)a square brown tarp has a square green patch green in the corner the side length of the tarp is (x + 8) and the side length of the patch is x what is the area of the brown part of the tarpb)a square red placemat has a gold square in the corner the side length of the gold square is (x - 2) inches with the width of the red region is 4 in what is the area of the red part of the placemat