Math, asked by vishgawande1999, 10 months ago

0.2 The value of sin 690° is

Answers

Answered by aayusharora045

3

Answer: 0.5

Step-by-step explanation:

Sin(690)= sin(720-690)= sin(30) = 0.5

Answered by pjp2693

3

Answer:

Step-by-step explanation:

Sin(7×90+60)

= -cos60. (Allied theorem)

= -1/2

Sin690= -1/2

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