Mathematics · Trigonometry and Properties of Triangles
Let sin Asin B = sin(A - C)sin(C - B), where A, B, C are angles of a triangle ABC. If the lengths of the sides opposite these angles are a, b, c respectively, then which of the following is true?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1a2, b2, c2 are in A.P.✓
- 2b2 - a2 = a2 + c2
- 3c2, a2, b2 are in A.P.
- 4b2, c2, a2 are in A.P.
Correct answer
a2, b2, c2 are in A.P.
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