nvyuki
nvyuki nvyuki
  • 02-06-2021
  • Mathematics
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I NEED HELP PLEASE IT WOULD REALLY MEAN AOT !!!!

NO ZOOMS OR LINKS!!!!

I NEED HELP PLEASE IT WOULD REALLY MEAN AOT NO ZOOMS OR LINKS class=

Respuesta :

Аноним Аноним
  • 02-06-2021

Answer:

20.78

Step-by-step explanation:

sin a = perpendicular/ hypotenuse

where a is the base angle

here a = 60

sin 60 = 18/ x

since,

[tex] \sin(60) = \ \frac{ \sqrt{3} }{2}[/tex]

[tex] \frac{ \sqrt{3} }{2} = \frac{18}{x} [/tex]

√3 x = 36

x = 36/ √3

x = 36/ 1.732

x = 20.78

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