JEE MATHEMATICS MCQ: PROPERTIES OF TRIANGLES

1 Easy

1 of 1

Application +4 | -1

If in a

\Delta ABC,\;4\sin A = 4\sin B = 3\sin C

, then

\cos C

is equal to

View answer and explanation

Correct option: B

1/9

Option B (

\frac{1}{9}

) is correct because it is the value of

\cos C

calculated using the given ratios of sines and the cosine rule.

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{p_1},{p_2},{p_3}

\Delta \;ABC

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\Delta

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5k,\;6k,\;5k

k

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a = \left( {b - c} \right)\sec \theta

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\Delta

\Delta \;ABC

\tan A

A

2 s