Math, asked by anashshaikh92p3dgx5, 11 months ago

Cos (20+x) = sin 30 find x

Answers

Answered by Anonymous

2

Answer:40

Step-by-step explanation:

Cos(20+x)=cos(90-30)

Comparing both sides,

20+x=90-30

20+x=60

x=40

Answered by kapooranurag81p4y9gm

1

Answer:

x=40

Step-by-step explanation:

write sin x as cos(90-30)
As both sides have same functions this compare the arguments.
Solve for x

Refer to image

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