AP EAMCET · Maths · Trigonometric Ratios & Identities
Mean of the values . is______
- A
- B
- C
- D
Answer & Solution
Correct Answer
(A)
Step-by-step Solution
Detailed explanation
We know that, Mean=Total SumNumber of terms Total sum =sin210°+sin220°+sin230°+....+sin290° Using sinx=cos90-x, we get =sin210°+sin220°+sin230°+....+sin290°-20°+sin290°-10°+sin290°…
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