Question

Iftan A = cot B, prove that A+B=90°.​

Answer 1

Answer:

A + B = 90

Step-by-step explanation:

Tan A = Cot B (GIVEN)

(we know that Cot x = tan ( 90 - x ))

Tan A = Tan (90 - B)

Tan gets cancelled by Tan

A = 90 - B

A + B = 90

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