Trigonometric Ratio Trick - Pandits Badri Prasad, Har Har Bole, Sona Chandi Tole P/H = Sin, B/H = Cos, P/B = Tan Trigonometric Signs in Quadrants Trick - All Silver Tea Cups Quadrant 1 - All Positive Quadrant 2 - sin positive, therefore cosec Quadrant 3 - tan positive, therefore cot Quadrant 4 - cos positive, therefore sec 1.3K views09:30
