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SCORPION-xisa [38]
3 years ago
7

In ABC,if sin A=4/5 and tan A=4/3, then what I s cos A?

Mathematics
1 answer:
Svet_ta [14]3 years ago
5 0
Cos(A) will be 3/5 Cos(A) is adjacent/hypotenuse. So here we have sin(A)=opp/hyp which is 4/5 and tan(A)=opp/adj which is 4/3. So cos(A) is adj./hyp and knowing the previous 2 terms of sin(A) and cos(A), you can go ahead and find Cos(A). So cos(A) is 3/5
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