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igor_vitrenko [27]
3 years ago
12

How to find the value of sin(90+ theta) ?

Physics
1 answer:
koban [17]3 years ago
6 0
Sin(90 + θ)

By addition angle formula for sine.

sin90cosθ + cos90sinθ

1*cosθ + 0*sinθ

cosθ + 0

= cosθ

sin(90 + θ) = cosθ
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