What is the volume explain why will mark branniest GIVE ME EXPLANATION

Ineed with number 6 , explain how to get 1978

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x

How many terms does the polynomial x^2 y^2 have