What is the length of side pq?

can someone explain how to do these types of problems in general?

i really need , .

The solution set for 5v2 – 125 = 0 is

You are shooting hoops after school and make 152 out of a total of 200. what percent of shots did you make? what percent did you miss? show proportion(s).

Consider the triangle. which shows the order of the angles from smallest to largest? angle a, angle b, angle c angle b, angle a, angle c angle b, angle c, angle a angle c, angle a, angle b