What does a theta mean in math?

Answer:
Theta is most often used to represent unknown angles, especially in the study of trigonometry. Theta represents an angle in degrees, but not in radians.

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Theta (θ) is a Greek letter, typically denoting an unknown angle. Depending on the context of the problem, it could be in degrees or radians.
First answer by Schnazola. Last edit by Rspence1234. Contributor trust: 16 [recommend contributor recommended]. Question popularity: 20 [recommend question].