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Pythagorean Identities sin2x + cos2x = 1 1 + tan2x = sec2x 1 + cot2x = csc2x Printable Math Worksheets and Charts @ www.mathworksheets4kids.com Name : PREVIEW www.mathworksheets4kids.com Members, please o. his er? o cess. gain e Gain complete access to the largest collection of worksheets in all subjects! Title: pythagorean-identity.ai