CT is the diameter of the sphere .
Step-by-step 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 .
$113.42
i hope that is right.
step-by-step explanation: