Question

What is theta?......​

Answer 1

Answer:

$\huge\underbrace\bold\red{AnswEr}$

• Theta is the eighth letter of the Greek alphabet, derived from the Phoenician letter Teth. In the system of Greek numerals it has the value 9.

Answer 2

Answer:

The Greek letter theta θ is used in mathematics as a variable usually associated with a measured angle. ... In plain language, this represents the cosine function which takes in one argument represented by the variable θ.