I need help its for a test

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

What is the relationship between all triangles that can be drawn given the same three angles

The square root of 9x plus 7 plus the square rot of 2x equall to 7