lfoafo5804 lfoafo5804
  • 10-06-2021
  • Mathematics
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GIVING OUT BRAINLIEST HELP ME PLSSS !!!

GIVING OUT BRAINLIEST HELP ME PLSSS class=

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bhadelsimron19
bhadelsimron19 bhadelsimron19
  • 10-06-2021

Answer:

y=8

Step-by-step explanation:

take 60 degree as reference angle

using cos rule

cos 60=adjacent/hypotenuse

1/2=4/y

do cross multiplication

y=4*2

y=8

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