From Wikipedia, the free encyclopedia.
Theta (Θ θ) is the 8th letter of the Greek alphabet and has a numeric value of 9.
The lower-case letter θ is used as a symbol for:
- A plane angle in geometry.
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Theta From Wikipedia, the free encyclopedia. Theta (Θ θ) is the 8th letter of the Greek alphabet and has a numeric value of 9. The lower-case letter θ is used as a symbol for:
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