Evaluate the following :sin53∘cos37∘

We have,sin53∘cos37∘=sin53∘cos(90∘−53∘)=sin53∘sin53∘=1 [∵cos(90∘−θ)=sinθ]

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Evaluate the following : {cos 37^{}}{sin 53^{}}

Question

Evaluate the following :
$\frac{cos 3 7 ^{\circ}}{s in 5 3 ^{\circ}}$

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Oliver Discussed

Evaluate the following :

\frac{cos 3 7 ^{\circ}}{s in 5 3 ^{\circ}}

9 mins ago

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9 mins ago

We have,

\frac{cos 3 7 ^{\circ}}{s in 5 3 ^{\circ}} = \frac{cos ( 9 0 ^{\circ} - 5 3 ^{\circ} )}{s in 5 3 ^{\circ}} = \frac{s in 5 3 ^{\circ}}{s in 5 3 ^{\circ}} = 1

[∵ cos (9 0^{\circ} - θ) = s in θ]

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Question Text	Evaluate the following : $\frac{cos 3 7 ^{\circ}}{s in 5 3 ^{\circ}}$
Answer Type	Text solution:1
Upvotes	150