Question

A diameter of the sphere is



__
MT
__
CT
__
CD

Answer 1

The diameter of the circle is CT. This is because the diameter is half of the circle and CT cuts the circle in half.

Answer 2

CT is the diameter of the sphere .

Explanation:

Definition of diameter of the circle

Straight line whose endpoints lie on the circle and passing through the centre of the circle is known as diameter .

As the diagram given in the question

CT is the straight line whose endpoints lie on the circle and passing through the centre of the circle

Therefore CT is the diameter of the sphere .