Me i'm very lost on trying to use the pythagorean theorem to find the radius of a circle after you do the pythagorean theorem is there another step to it ?

Will used 20 colored tiles to make a design in art class. 5/20 of his tiles were red. what is an equivalent fraction for the red tiles?

Which fraction is equal to 1hole and 2/5? a.3/5 b.75 c.57 d.73

As voters exit the polls, you ask a representative random sample of voters if they voted for a proposition. if the true percentage of voters who vote for the proposition is 63%, what is the probability that, in your sample, exactly 5 do not voted for the proposition before 2 voted for the proposition? the probability is