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Evaluate (sin45 degree + sin30 degree) in surd form
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Evaluate (sin45o+ sin30o) in surd form

A. √3 / 2√2

B. √3-1 / 2

C. 1/2√2

D. 1+√2 / 2

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peter
Asked by peterrep:1.4K
University of Lagos Nigeria
07 May 2020

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james_mark
James_mark answeredrep:559
School not set Nigeria
19 July 2020
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sin45 = √2 / 2

sin30 = 1/2

(sin45 + sin30) =√2/2 + 1/2

= (√2 + 1)/2

= (1 + √2)/2

Ans D

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