Mathematics · Trigonometry

If sin(3A) = cos(A - 26°), where 3A is an acute angle, then the value of A is:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

130°
215°
345°
429°✓

Correct answer

29°

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If sin(3A) = cos(A - 26°), where 3A is an acute angle, then the value of A is:

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If sin(3A) = cos(A - 26°), where 3A is an acute angle, then the value of A is:

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