cot 54 ÷ tan 36 + tan 20 ÷ cot 70
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Answered by
62
tan(pie/2-theta)=cot theta
Cot 54 ÷ tan 36 + tan 20 ÷ cot 70
cot54=tan36
cot70=tan20
tan36 ÷ tan 36 + tan 20 ÷ tan 20
1+1
=2
Cot 54 ÷ tan 36 + tan 20 ÷ cot 70
cot54=tan36
cot70=tan20
tan36 ÷ tan 36 + tan 20 ÷ tan 20
1+1
=2
gsnarayana:
hope it is helpful
Answered by
1
Answer:
2
Step-by-step explanation:
tan(pie/2-theta)=cot theta
Cot 54 ÷ tan 36 + tan 20 ÷ cot 70
cot54=tan36
cot70=tan20
tan36 ÷ tan 36 + tan 20 ÷ tan 20
1+1
=2
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