Question

If tan A =cot B, prove A +B =90​

Answer 1

Answer:

REFER TO THE ATTACHMENT

Answer 2

Answer:

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Explanation:

tan A = cot B ------------ ( eq. i)   { given }

also, tan A = cot ( 90 - A ) ------------ ( eq.ii )   { complimentary angle }

From eq. i & ii -

  cot B = cot ( 90°- A )

⇒ B = 90° - A.

⇒ 90 ° = A + B.

⇒ A + B = 90 °. [ PROVED ] .

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