if tan 2 theta = cot (theta + 6), where 2 theta and theta + 6 are acute angles. find the value of theta​

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84
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357
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tan 2theta=cot(theta+6)

cot (90-2theta)=​cot(theta+6)

now cot common and cancel

90-2theta=theta+6
3theta=84
theta=28
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Theta = 26
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Theta is acute angle of 28° and 34°

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