Law of Cosines Answers
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A surveyor measures the lengths of the sides of a triangular plot of land. What is the measure of the angle of the triangular plot at which the surveyor stands? Approximate to the nearest degree.
A
cos–1(0.75) = 41°B
cos–1(0.125) = 83°C
cos–1(0.563) = 56°D
cos–1(0.15) = 89°113569
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ΔDEF is an isosceles triangle with base angles E and F.
Answers:
Blank 1:113569
Blank 2:83
113570
Question text not available
Answer:
83
113571
⇒ 7.7
Answer:
113571
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