How can we solve sin*2 + cos*2 = 1

1.	How can we solve sin2 + cos2 = 1
Answer» by pythagoras theorembase2 + heigh2=hypo2divide by hypo2base2/hypo2 + height2/hypo2=hypo2/hypo2sin2x+cos2x=1\xa0 By relate trignometery with Pythagoras

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