How to find the circumference of a circle with a rectangle inside and a perpendicular line?

Question

asked Jul 14, 2019 179k views

1 Answer

Pratik Butani · Answer 1 · 2019-07-18T01:20:22+0000

Use the Pythagorean Theorem to find the diagonal of the rectangle.

The diagonal of the rectangle is the diameter of the circle.

Diameter (d) = 2 · radius (r)

Circumference (C) = 2· π · r → π · d