Determine exact values of indicated trigonometric functions, write fractions in lowest terms.
It is the right triangle (C is right tringle, B is to its left and A is tip of the height. Hyp=82, bottom side is equal to 80 and height is 18.
Determine Cos B and cot B
Write the equation for the sine curve which has given aptitude and period, and which passes through given point.
Amp 5, period 4pi/2, point (0,0)
Explain transformation needed to get the graph of given function from basic trigonometric graph: y=-tan 1/7 x+6.