Mathematics A-Level
phase angle
What phase angle means in Mathematics A-Level, as defined for WJEC.
Definition of phase angle
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Reference: WJEC
The acute angle α, found from tan α = b/a, by which the single wave is shifted.
Topics that use phase angle
- Trigonometry (A2 Unit 3: Pure Mathematics B) (WJEC A-Level)
Related terms
- composite trigonometric arguments
- domain and range
- double angle formulas
- exact trigonometric values
- harmonic form
- inverse trigonometric functions
- mixed angle equations
- power reduction identities
Using phase angle in the exam
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