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Mathematics

Answered

Which expression has the same value as sin(20∘)?A)cos(10∘)B)cos(20∘)C)cos(40∘)D)cos(70∘)

Answer :

JayvenD54226go JayvenD54226go

sin 20 = y / r

cos 70 = y/ r

sin 20 = cos 70 = 0.342

Answer:

cos 70

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