If the measure of an inscribed angle is 90°, then to find the measure of its intercepted arc, you would need to do which of the following?
Nothing, they are equal.
Multiply the angle measure by 2.
Divide the angle measure by 2.

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