1* Given that the sides of a triangle are a = 3, b = 5, and c = 7, find all three angles.Your students tell you that they are confused about when they should use the Law ofCosines and when they should use the Law of Sines when trying to find missing parts of a tri-angle. What do you tell them?

Answered: 1* Given that the sides of a triangle…

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

ChapterP: Preliminary Concepts

SectionP.CT: Test

Problem 1CT

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Triangle ABC is shown below with all three side lengths known. В 11.2 cm 15 cm A C 22.8 cm Determine the missing angle measures using the Law of Cosines, Law of Sines, and other properties of triangles. NOTE: ZB is an obtuse angle. Please make sure to think about this when determining your answers. You might want to determine mLA and m/C first. a. mZA = degrees Preview b. m/B degrees Preview c. m/C = degrees Preview с. This question allows you to use trig functions that evaluate for angle measures in degrees. To remind yourself how to evaluate trig functions for angle measures in degrees in this program, click here.
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1* Given that the sides of a triangle are a = 3, b = 5, and c = 7, find all three angles. Your students tell you that they are confused about when they should use the Law of Cosines and when they should use the Law of Sines when trying to find missing parts of a tri- angle. What do you tell them?