Answer
20% shaded
80% not shaded
Work Step by Step
$\frac{20}{100}$=20%
$\frac{80}{100}$=80%
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.