Find the value of x and the measure of the angle labeled 3xº. 72°
3x
42°
30°

I really need help

What is the value of p in the equation y^ = -4x?

If the probability of an event happening is 65% then the probability this event does not occur?

Aresearch study is done to find the average age of all u.s. factory workers. the researchers asked every factory worker in ohio what their birth year is. this research is an example of a census survey convenience sample simple random sample