Question

Please answer this question​

Answer 1

Related Concept :-

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`\begin{gathered}\boxed{\boxed{\begin{array} \bf\angle A & \bf{0}^( \circ) & \bf{30}^( \circ) & \bf{45}^( \circ) & \bf{60}^( \circ) & \bf{90}^( \circ) \\ \\ \rm sin A & 0 & (1)/(2)& (1)/( √(2) ) & ( √(3))/(2) &1 \\ \\ \rm cos \: A & 1 & ( √(3) )/(2)& (1)/( √(2) ) & (1)/(2) &0 \\ \\ \rm tan A & 0 & (1)/( √(3) )&1 & √(3) & \rm \infty \\ \\ \rm cosec A & \rm \infty & 2& √(2) & (2)/( √(3) ) &1 \\ \\ \rm sec A & 1 & (2)/( √(3) )& √(2) & 2 & \rm \infty \\ \\ \rm cot A & \rm \infty & √(3) & 1 & (1)/( √(3) ) & 0 \end{array}}}\end{gathered}`

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user's note :-

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