Sino=a/ √a²+b² then fin cos o and tan o
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Answer:
cosФ = b/√(a²+b²)
tanФ = a/b
Step-by-step explanation:
sinФ = a/√a²+b²
cosФ = √1-sin²Ф
= √1- (a²/a²+b²)
= √(a²+b²-a²)/(a²+b²)
= √b²/(a²+b²)
=b/√a²+b²
tanФ = sinФ/cosФ
= (a/√a²+b²)÷(b/√a²+b²)
=a/b
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