aapearson17 aapearson17
  • 02-04-2018
  • Mathematics
contestada

What is the value of x?



Enter your answer as a decimal in the box. Round only your final answer to the nearest tenth.

x =

cm

What is the value of x Enter your answer as a decimal in the box Round only your final answer to the nearest tenth x cm class=

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calculista
calculista calculista
  • 11-04-2018
we know that

angle F=180°-(40+87)°=53°
applying the law of sines
EF/sin G=EG/sin F
EF=x
EG=13 cm
G=87°
F=53°
so

x/sin 87°=13/sin 53°---------> x=sin 87*(13/sin 53°)-------> x=16.3 cm

The answer is
x=16.3 cm
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