Answer
33$^\circ$
Work Step by Step
The sum of two complimentary angles is 90$^\circ$.
57+x=90
x=90-57
x=33$^\circ$
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.