please dont not answer with stupid answers like random words .only answer if you know

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse

An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.

An oil exploration company currently has two active projects, one in asia and the other in europe. let a be the event that the asian project is successful and b be the event that the european project is successful. suppose that a and b are independent events with p(a) = 0.2 and p(b) = 0.8. (a) if the asian project is not successful, what is the probability that the european project is also not successful? (b) what is the probability that at least one of the two projects will be successful? (c) given that at least one of the two projects is successful, what is the probability that only the asian project is successful? (round your answer to three decimal places.)