Math, asked by navin87, 1 year ago

what is the value of cos120

Answers

Answered by Tanusingh1

13

hii,
cos 120
cos (90+30)
= -sin thetha
= -1/2 answer.

Answered by ItzKrinna

2

Answer:

HELLO DEAR☺️

cos120

=cos(90+30)

=-sin(30)

= -½

Previous Question

Next Question

Similar questions

India Languages, 8 months ago

24. Editing Omission (a) (b) (C) (d) The FIFA World Cup, often simply called World Cup, is international association football competition contested the senior men's national teams of members of (FIFA), the sport's governing body. The champion- ship has been awarded four years since the inaugural tournament 1930, except in 1942 and 1946 when it was not because of (e) (h) (1) the Second World War.

Physics, 8 months ago

a) What does the diagram indicate? b) What conclusion can be drawn from the diagram given? c) What will happen if the mouth of the bottle be closed with cap? Why?

Math, 8 months ago

During blind day, the children their eyes please answer ...

English, 1 year ago

opposite of leadopposite of lead...

Math, 1 year ago

2x+x=x-3. pls solve...

English, 1 year ago

Letter to Bapu you inspired me...

Hindi, 1 year ago

Small steps of fuel conservation can make big change in hindi...

Economy, 1 year ago

write some features of jfm...