What is the vertex of the quadratic graph below ?

Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.

Aline is perpendicular to another line m2= (-1/m1), where m1 is the slope of the original line and m2 is the slope of the perpendicular line. which of the following equations represents the line that passes through the point (-2,1) and is perpendicular to the line below?

The statement tan theta= -12/5, csc theta=-13/12, and the terminal point determained by theta is in quadrant two