Please help this is due TODAY Calculate the unknown variable value .

Do not answer with a one answer, blank or a ridiculous answer please this is serious.

(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

What is the perimeter of a rectangle if the length is 5 and the width is x?

Measure a and b and find their sum. how are the angles related?