Trigonometry Summary, Cheat Sheet of Mathematics

Download Trigonometry Summary and more Cheat Sheet Mathematics in PDF only on Docsity! Precalculus Quarter 2: TRIGOWOMETRY Formulas to Remember THE UNIT CIRCLE These are special angles in standard position with the indicated terminal sides. Here is a summary table of special angles with their degree to radian conversion: Degree | Radian | Degree | Radian 30° am 210° 7 6 6 45° m 225° 5 4 4 60° am 240° An 3 3 90° m 270° 3 2 2 120° 20 300° 5 3 3. 135° 3m 315° Tt 4 4 150° 51 330° 11m 6 6 180° T 360° 20 The figure below shows some special angles in standard position with the indicated terminal sides. The degree and radian measures are also given. 180° = 0° = 0; 360° = 20 Precalculus Quarter 2: Trigonometry | 1 Made by: RV Sahagun CIRCULAR FUNCTIONS Here is a table summary of special angles with its corresponding coordinates: Degree | Coordinates | sin @ cos 8 tan @ csc@ | sec@ cot 6 8 (xy) y x y i i = x y x y 0 (1,0) 0 1 0 und 1 und 30 v3 1 1 v3 v3 2 2v3 v3 (F. ;) 2 | 7 | = 4 | (zv2) | v2 | v2 | i | wf wf i (=: 5) zr |r 60 1 v3 v3 1 v3 2v3 2 v3 (3. 5) zr | 2 = z 90 (0,1) 1 0 und 1 und 0 120 1 v3 v3 i -v3 | 2v3 -2 v3 (-3 >) 2 2 = 3 135 v2 v2 v2 v2 -1 v2 -v2 -1 (-5. +) 2 2 150 v3 1 1 v3 v3 2 2v3 | -v3 2! 3) 2 2 | 3 3 180 (-1,0) 0 -1 0 und -1 und 210 v3 1 vi v3 v3 -2 2v3 | v3 (-=-3) 2|77 i]s = 225 vz vai) v2] v| 1 | 2 /|—wa] 2 ( 2! >) Ta | 7r 240 ivi wl iitilwseil wl) le ( 7-5) 77 | 72 = z 270 (0,-1) -1 0 und -1 und 0 300 1 v3 v3 i -v3 2v3 2 v3 G--3) 2 2 3 3 ais | (v2 v2\| v2 | v2 | 1 | 2 | |] (F- 7) “a | 7 330 v3 1 al v3 v3 -2 2v3 | -v3 (F.-3) 2 2 3 = 360 (1,0) 0 1 0 und 1 und Precalculus Quarter 2: Trigonometry | 2 Made by: RV Sahagun