Which proportion could be used to find the length of side b?

asked Mar 23, 2021 152k views

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6 votes

Answer:

Explanation:

Using the Sine rule in Δ ABC

Calculate the measure of ∠ C

∠ C = 180° - (64 + 85)° = 180° - 149° = 31° , then

(sin31)/(9.3) =
(sin85)/(b) → C

NevetsKuro answered Mar 27, 2021

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