If the leg of a triangle was radical 2 using the 45-45-90 theorem what is the hypotenuse?

Which composition of similarity transformations maps polygon abcd to polygon a'b'c'd'? a dilation with a scale factor less than 1 and then a reflection a dilation with a scale factor less than 1 and then a translation a dilation with a scale factor greater than 1 and then a reflection a dilation with a scale factor greater than 1 and then a translation

Which graph represents the function g(x) = |x + 4| + 2?

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.