Math, asked by basantakumarpattnaik, 3 months ago

Sin20°+Cos116° what is the value
please brother and sister please tell me

Answers

Answered by susobhanakhuli8537

0

Answer:

- 0.097

Step-by-step explanation:

Sin 20° + Cos 116° = 0.342 + (- 0.438) = - 0.097

Answered by Raftar62

0

Answer:

=> sin20° + cos(116°)

=> sin20° + cos(90° + 26°)

=> sin20° - sin26°

since,sinA - sinB=2cos[(A+B)/2]sin[(A-B)2]

So,sin20°-sin26°=2cos23°sin(-3°)

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