Seven increased by one-third of a number

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

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

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a