The elements of plane and spherical trigonometry. [With] Key

1+tan 3rd quadrant 4th quadrant A D B angle is greater angles are respectively arc of 40 arc of 9 BC the ground BD² castle CHAPTER circle circumference completely known cos² cosec cosec cosine of 60 cot² cot2 x cos2 cotangent Express Find A C Find the magnitude Find the three flagstaff given angle grades in degrees hypothenuse L sin 14 L sin 41 L sin 89 length magnitude of angle moat natural sines number of degrees perpendicular radius ratios of 90 remaining ratios Required right angle right-angled triangle sec² secant of 60 side sin A sin sin¹ sin² sine 30 sine and cosine sine of 11 sine of 23 sine of 30 table of natural tan² tangent three angles triangle A B D triangle ADC triangle is completely TRIGONOMETRY width yards Х п دو