if theta is an acute angle and sin theta is equal to cos 2 theta then sin theta + cos theta is equal to
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Using the identities/values given in NCERT:
i. sinA=cos(90-A)
ii. sin30=1/2
iii. cos30=3^-2/2
i. sinA=cos(90-A)
ii. sin30=1/2
iii. cos30=3^-2/2
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