Super short please show you work! Thank you❤️❤️

Can (3,5 and square root 34) be sides on a right triangle?

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?