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If cos (40° + A) = sin 30°, then value of A is ______. -

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Question

If cos (40° + A) = sin 30°, then value of A is ______.

Options

  • 30°

  • 40°

  • 60°

  • 20°

MCQ
Fill in the Blanks

Solution

If cos (40° + A) = sin 30°, then value of A is 20°.

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