Help please!! (Due tomorrow)

Can (2,3 and square root 10) be sides ona right triangle?

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.

I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i