The law of cosines is used to find the measure of Angle Z. Triangle X Y Z is shown. The length of X Y is 16, the length of Y Z i s 19, and the length of X Z is 18. To the nearest whole degree, what is the measure of Angle Z? 41º 47º 51º 57º
2 answers:
Answer:
The correct option is third one 51°.
Therefore,
Step-by-step explanation:
Given:
In Triangle XYZ
XY = z = 16
YZ = x = 19
ZX = y = 18
To Find
angle Z = ?
Solution:
In Triangle XYZ, Cosine Rule says
Substituting the values we get
Therefore,
Answer:
51
Step-by-step explanation:
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Step-by-step explanation:
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