1.

Sin square A + cos square A = 1 . how ?

Answer» HEYA HERE is your answer

Sin²A + Cos²A = 1
(p/h) ² + (b/h) ² =1
p²/h² + b²/h² =1
p²+b²/h² =1
h²/h² = 1 (h² = p²+b²)
1 = 1

HOPE IT HELPS you


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