Q.943 : यदि a + b = 90° तथा a : b = 2 : 1 है तो sinA : sinB = ?

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Q.943 : यदि a + b = 90° तथा a : b = 2 : 1 है तो sinA : sinB = ?
(a) √3 : 1
(b) 2 : 3
(c) 1 : 3
(d) 1 : √3

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Answer :√3 : 1

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