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Which expression represents the approximate length of
BC?

Which expression represents the approximate length of BC?-example-1
User Staale
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Answer:

(a) 3·sin(66°)/sin(38°)

Explanation:

Put the given values into your Law of Sines equation and solve for BC.

sin(66°)/BC = sin(38°)/3

3·sin(66°) = BC·sin(38°) . . . . . multiply by 3·BC

BC = 3·sin(66°)/sin(38°) . . . . . divide by sin(38°)

Which expression represents the approximate length of BC?-example-1
User Igor Meszaros
by
8.2k points

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