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Subjects
Mathematics State Board
Class 9
Trigonometry
6.
Find the complementary angle
Exercise condition:
2
m.
(i)
Express
\cos 59^{\circ}
in terms of sine.
(ii)
Express
\cot 71^{\circ}
in terms of tangent.
Answer
:
(i)
\cos 59^{\circ}
=
^{\circ}
(ii)
\cot 71^{\circ}
=
^{\circ}
[Note:
Leave a space before the angle while you enter the answer.
]
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