Answer
Square
Work Step by Step
The circumscribed quadrilateral is a rhombus with congruent medians equal to the diameters. If the medians of a rhombus are also perpendicular then this rhombus is also a square.
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.