Find the total distance the model airplane

If the measure of xyz is 81 what is the measure of yz

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 expression is equivalent to -5(3x - 6/7)