Math, asked by vsonu, 1 year ago

find the value of cos 120°

Answers

Answered by itzkarina

2

Answer:

☺☺

Step-by-step explanation:

cos 120°

=cos (180°-60)

= -cos 60

= -1/2

hope this helps!

Answered by anjali3342

0

Answer:

cos 120

cos (180-60)

cos (-60)

=-1/2

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