What is the volume of the right prism?

What basic trigonometric identity would you use to verify that csc x sec x cot x = csc^(2)x

Atest consists of 10 multiple choice questions, each with 5 possible answers, one of which is correct. to pass the test a student must get 60% or better on the test. if a student randomly guesses, what is the probability that the student will pass the test?

Why is causation so much more difficult to prove than correlation?