How do you use trigonometric ratios to solve for a missing side or angle of a right angle

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase

Finally, the arena decides to offer advertising space on the jerseys of the arena’s own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14. what is this as a percentage and a fraction? what is the probability of not being shortlisted? give your answer as a decimal. those shortlisted are entered into a final game of chance. there are six balls in a bag (2 blue balls, 2 green balls and 2 golden balls). to win, a company needs to take out two golden balls. the first ball is not replaced. what is the probability of any company winning advertising space on their volley ball team jerseys?

Secant be and cf intersect at point d inside a what is the measure of cde