Solve the following system of equations graphically

Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?

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

Which of the following shows the length of the third side, in inches, of the triangle below