s906890 s906890
  • 19-04-2021
  • Mathematics
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Solve for x. Round your answer to the nearest tenth." X 42 15


Plz gelp

Solve for x Round your answer to the nearest tenth X 42 15 Plz gelp class=

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k3il
k3il k3il
  • 19-04-2021
it should be x=11.1

law of cosines
adjacent/hypotenuse
x adjacent/15 hypotenuse

cos(42)=x/15

cross multiply to get x by itself

x=cos(42)*15

x=11.147
x=11.1
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