How do you find the values of all six trigonometric functions of a right triangle ABC where C is the right angle, given a = 20, b = 21, c = 29?

The number of electoral votes each state is assigned is determined by the size of its population every ten years. the chart shows the number of electoral votes california was assigned each decade of the past century. what is the 3rd quartile of the data?

What is the average rate of change for this function for the interval from x=2 to x=4 ?

Need on this one asap im almost done with this subject