Physics, asked by ItzMrPerFect, 9 months ago

Evaluate Cos 210° Plzzz​

Answers

Answered by Anonymous
3

Answer:

Cos 210° = Cos (180°+30°)

= - Cos 30° = - √3/2.

Thaks .....

Answered by Anonymous
0

Answer:

Yes

Explanation:

cos 210° = ( 180° + 30° )

= - cos 30°

= √3 / 2

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