Which term describes how the two sides of this figure are related?

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Jorge planted flowers in his garden he planted one row of 12 tulips and one row of 36 daisies george's friend kylie has a garden with 75 flowers in it kylie's garden only contains tulips and daisies. is it possible for kylie‘s garden she have the same ratio of tulips to daisies as george's garden?

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.