Symbols and notation
Theta symbol
Theta is a Greek letter frequently used for an unknown angle, phase or parameter whose role is defined by the surrounding formula.
Common notation θ
In one sentence
What does Theta symbol mean?
Theta is a Greek letter frequently used for an unknown angle, phase or parameter whose role is defined by the surrounding formula.
How it is written
θ
A compact example
In sin(θ)=opposite/hypotenuse, θ labels the angle being studied.
Other names and search terms
θ, ϑ, theta, angle symbol, phase symbol.
Clear answers
Questions about Theta symbol
What does Theta symbol mean in mathematics?
Theta is a Greek letter frequently used for an unknown angle, phase or parameter whose role is defined by the surrounding formula.
How is Theta symbol written?
A common notation is θ.
What is an example of Theta symbol?
In sin(θ)=opposite/hypotenuse, θ labels the angle being studied.