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Plz help it’s urgent
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1 vote
Plz help it’s urgent

Plz help it’s urgent-example-1
User Chrishan
by
5.7k points

1 Answer

1 vote

Answer:

∠Z = 54.6° ( nearest tenth )

Explanation:

Using the sine rule in ΔXYZ


(XY)/(sinZ) =
(XZ)/(sinY), that is


(9)/(sinZ) =
(11)/(sin85) ( cross- multiply )

11sinZ = 9sin85° ( divide both sides by 11 )

sinZ =
(9sin85)/(11), hence

Z =
sin^(-1) (
(9sin85)/(11) ) = 54.6°


User YCuicui
by
4.9k points
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