Perbandingan Trigonometri Sudut (90 o - α o ) sin (90 o - α o ) = cos α o cot (90 o - α o ) = tan α o cos (90 o - α o ) = sin α o sec (90 o - α o ) = cosec α o tan (90 o - α o ) = cot α o cosec (90 o - α o ) = sec α o
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