HELP... Find an equation of variation where y varies directly as the square of x, and where y=0.59 when x=0.1

Is fgh ~ jkl? if so, identify the similarity postulate or theorem that applies.

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?

The given diagram shows the parts of a right triangle with an altitude to the hypotenuse. using the two given  measures, find the other four.