Find all solutions in the interval [0, 2π). sec2x - 2 = tan2x

Norma has an a-frame cabin. the back is shown below. how many square feet of paint will she need to cover the back of the cabin? explain how you found the answer.

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

Two line segments are shown in the figure below. suppose that the length of the line along the x-axis is 6, and the length of the hypotenuse of the triangle is 10. what is the equation of the hypotenuse line (shown in red, below)?