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Question

In triangle ABC, right angled at B, Find the expressions of cos A , sin C, tan A and cot C.

A
AB/AC , BC/AC, BC/AB , AB/BC
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B
BC/AC , AB/AC, BC/AB , BC/AB
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C
AB/AC , AB/AC, BC/AB , BC/AB
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D
BC/AC , BC/AC, AB/BC , BC/AB
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Solution

The correct option is C AB/AC , AB/AC, BC/AB , BC/AB

In Δ ABC,
Sin C = Opposite/hypogenous = AB/AC
cos A = adjacent/hypogenous = AB/AC
tanA = Opposite/adjacent = BC/AB
cot C = adjacent/Opposite = BC/AB

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