Evaluate:2tan80÷3cot10
Answers
Answered by
8
Hi friend!!
Given
2tan80/3cot10
=2tan(90-10)/3cot10
We know that tan(90-A)=cotA
=2cot10/3cot10
=2/3
I hope this will help you;)
Given
2tan80/3cot10
=2tan(90-10)/3cot10
We know that tan(90-A)=cotA
=2cot10/3cot10
=2/3
I hope this will help you;)
Answered by
3
Answer:
2 tan 80° / 3 cot 10° = 2 cot (90-80) 3cot10
= 2 cot 10/ 3 cot 10
cot 10 cancelled
= 2/3
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