Question

When inscribing a square in a circle, which of these should have equal lengths?

Answer 1

a diameter of the circle and a diagonal of the square

Answer 2

The diameter of circle and diagonal of square are of same length.

Explanation:

"When inscribing a square in a circle, which of these should have equal lengths"

we can see this fact by observing figure-1.

The diameter of circle and diagonal of inscribed square are equal.