Right triangle abc has its right angle at c. ac=12 and bc=5 . which trigonometric ratios are correct? select each correct answer. cosa=1213 sinb=1213 tanb=512 sina=513 tana=1213

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?