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Flauer [41]
4 years ago
9

Complete the following statement: If sin(30)=½, then the cos( ___)=½.

Mathematics
1 answer:
ira [324]4 years ago
3 0
Sin A=Cos (90º-A)

Then:
sin 30º=cos (90º-30º)=Cos 60º=1/2

Answer: cos 60º=1/2
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