In a ∆ABC right angled at B, A = C. Find the values of:-(i) sin A co

1.	In a ∆ABC right angled at B, A = C. Find the values of:-(i) sin A cos C + cos A sin c(ii) sin A sin B + cos A cos B33. Find acute angles A and B, if sin (A + 2B) = √3/2 and cos (A + 4B) = 0, A > B.
Answer» Answer: 32. 1 1/root2 33. A=30 B=15

In a ∆ABC right angled at B, A = C. Find the values of:-(i) sin A cos C + cos A sin c(ii) sin A sin B + cos A cos B33. Find acute angles A and B, if sin (A + 2B) = √3/2 and cos (A + 4B) = 0, A > B.

Answer»

Answer:

32. 1

1/root2

33. A=30

B=15

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In a ∆ABC right angled at B, A = C. Find the values of:-(i) sin A cos C + cos A sin c(ii) sin A sin B + cos A cos B33. Find acute angles A and B, if sin (A + 2B) = √3/2 and cos (A + 4B) = 0, A > B.​

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In a ∆ABC right angled at B, A = C. Find the values of:-(i) sin A cos C + cos A sin c(ii) sin A sin B + cos A cos B33. Find acute angles A and B, if sin (A + 2B) = √3/2 and cos (A + 4B) = 0, A > B.