A contractor charges 1,200 for 100 sq ft of roofing installed how much does it cost to have 1,109 sq ft installed

Can someone me with this problem . show your work .

(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

Select the correct answer and solve for y