यदि A + B = 90", तो पूरक कोण A या B के उपयुक्त त्रिकोणमितीय अनुपात से रिक्त स्थानों की पूर्ति कीजिए।
(i) sin A= ....
(ii) cos B= ....
(ii) sec A= .....
(iv) tan B= .....
(v) cosec B= .....
(vi) cos A= ....
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A+B = 90°
A = 90-B
or
B= 90- A
i) Sin A = cos ( 90 - A )
= cos B
ii) CosB = sin ( 90-B )
= sin A
iii) sec A = cosec ( 90 - A )
= cosec B
iv) TanB = cot ( 90 - B )
= cot A
v) cosecB = sec ( 90 - B )
= sec A
vi) cos A = sin ( 90 - A )
= sin B
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