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Pythagorean trigonometric identity
Pythagorean trigonometric identity
sin² θ + cos² θ = 1
en-US
/paɪˌθæɡəˈɹiən ˌtɹɪɡənəˈmɛtɹɪk aɪˈdɛntɪti/
en-GB
/paɪθæɡəɹiːən ˌtɹɪɡənəʊˈmɛtɹɪk aɪdɛntɪtiː/
Categories:
trigonometric identity
theorem
formula