Math, asked by stylishchaitu3191, 10 months ago

Cot20 cot35 cot45 cot55 cot70

Answers

Answered by awadheshmaurya022

0

Answer:

Step-by-step explanation:

1

Answered by ManotoshGhosh

0

Answer:

1

Step-by-step explanation:

cot20=tan70

cot35=tan55

tan55=1/cot55,tan70=1/cot70

cot20 cot35 cot45 cot55 cot70

=1/cot70 1/cot55 1 cot55 cot70

=1 ans

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