HELP ILL GIVE BRAINLIEST

For an experiment, a penny is tossed. at the same time, a spinner with 8 congruent sections numbered 1–8 is spun. how many possible outcomes are there for the experiment?

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*