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Centrifugal force is an inertial (pseudo or fictious) force used in a non-inertial frame of reference in order to apply the Newton's laws of motion. If your question is about centripetal force, which is a real force that points towards the center of a circular trajectory, use the tag "centripetal-force" instead.

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A ball held by two strings is rotating around a pole. Find the tension in each string [closed]

The problem is the following: I notice that this is an equilateral triangle meaning that the angle below and above the dotted horizontal line is $\frac{\pi}{6}$ rad. I then draw a force body diagram …