Question

6 If fan A = cot B where A and B are actue
angles. the prove that ŁA
+ LB = 90°​

Answer 1

Given : tanA = cotB

To prove : ∠A + ∠B = 90°

Proof :

tanA = cotB

→ tanA = tan(90° - B)

On comparing the LHS & RHS, we get,

→ A = 90° - B

→ A + B = 90°

{Proved !!}

Answer 2

Answer:

first answer is right

Step-by-step explanation:

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