Rewrite 8 and 1/2 as an improper fraction

8 and 1/2 as an improper fraction is 17/2

To convert an improper fraction to a mixed fraction, follow these steps:

   Divide the numerator by the denominator.

   Write down the whole number answer.

   Then write down any remainder above the denominator.

the answer is (4,3)

since the rule for r0, 90º is (-y,x) and it was already applied to form the image, all you have to do is reverse the answer using this formula.