alyssagwenalva alyssagwenalva
  • 26-05-2021
  • Mathematics
contestada

Use the Law of Sines to solve for the variable. Round your answer to the
nearest whole number. Write the value only. *

Use the Law of Sines to solve for the variable Round your answer to the nearest whole number Write the value only class=

Respuesta :

jimrgrant1 jimrgrant1
  • 26-05-2021

Answer:

y ≈ 61

Step-by-step explanation:

Using the Sine rule in the triangle

[tex]\frac{y}{sin117}[/tex] = [tex]\frac{21}{sin18}[/tex] ( cross- multiply )

y × sin18° = 21 × sin117° ( divide both sides by sin18° )

y = [tex]\frac{21sin117}{sin18}[/tex] ≈ 61 ( to the nearest whole number )

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