Math, asked by anandkumar87822, 5 months ago

cos 20° + cos 40° + cos 60° +.................+ cos 180°=?

Answers

Answered by Ayushmangupta1137

0

Answer:

Answer: cos20 = cos(180-160) = -

COS160

Answered by mehnazk241

0

Answer:

kkoophuuuiiiiookkkkl

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