3 years ago

Round your answer to the nearest hundredth find side BC

Mathematics

1 answer:

Arturiano [62]3 years ago

3 0

Answer:

take 70 degree as reference angle

using cos rule

let adjacent be x

cos70=adjacent/hypotenuse

0.34=x/5

0.34*5=x

1.7=x

Step-by-step explanation:

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