PPTX
Trigonometry: Review. SOHCAHTOA Show that tan Ө =sin Ө / cos Ө Pythagoras a 2 +b 2 =c 2 Show that cos 2 Ө +sin 2 Ө =1 (÷c & substitute with trig ratios) π radians =180° Non-right Angles: When would you use the following?. H. O. Ө. A. SOH CAH TOA. Sin=0/H -- O=H Sinx.