Please keep in mind that any notes, videos, and calculators provided on this page are no substitute for attending class. These resources are here to supplement the information from your instructor and textbook. First and foremost please be sure to follow any directions and use any resources your teacher provides.
There are various ways to measure angles:
Note: the minutes and seconds used in trigonometry do not refer to measures of time, they refer to angle measurements.
Letter Name | Uppercase Character | Lowercase Character |
Alpha | Α | α |
Beta | Β | β |
Gamma | Γ | γ |
Delta | Δ | δ |
Epsilon | Ε | ε |
Zeta | Ζ | ζ |
Eta | Η | η |
Theta | Θ | θ |
Iota | Ι | ι |
Kappa | Κ | κ |
Lambda | Λ | λ |
Mu | Μ | μ |
Nu | Ν | ν |
Xi | Ξ | ξ |
Omicron | Ο | ο |
Pi | Π | π |
Rho | Ρ | ρ |
Sigma | Σ | σ |
Tau | Τ | τ |
Upsilon | Υ | Υ |
Phi | Φ | φ |
Chi | Χ | χ |
Psi | Ψ | ψ |
Omega | Ω | ω |
Note: Though different than the above video, in your class you're more likely to hear mu is pronounced like "mew", nu is pronounced like "new" and upsilon is usually pronounced "oop·suh·laan".
Image courtesy of CueMath
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