Answer 1-3 with explanation 1. In solving a triangle, which of the followingconditions can the Law of Cosines be used1. If you know two angle-measures and oneside-lengthII. If you know two side-lengths and measure ofthe angle opposite any one of the two sideswith given lengths (nonincluded angle)III. If you know two side-lengths and measure ofthe angle between the sides with given lengths(included angle)IV. If you know the three side-lengthsA. I and IV onlyB. I and II onlC. II and III onlyD. III and IV only2. Which of the following statement can not besolve using trigonometric ratio?A. Solving right triangle given the length ofhypotenuse and right angleB. Solving right triangle given the length of oneleg and the measure of one acute angleC. Solving right triangle given the length of twolegsD. Solving right triangle given the length of thehypotenuse and one acute angle3. Based on the given information determinethe number of unique triangles that may exist.A = 98°, a = 29, b = 6A. No triangleB. 1 triangleC. 2 trianglesD. 3 triangles

According to the company rule we can answer only first question and rest can be reposted.

1. In solving a triangle, which of the following conditions can the Law of Cosines be used 1. If you know two angle-measures and one side-length II. If you know two side-lengths and measure of the angle opposite any one of the two sides with given lengths (nonincluded angle) III. If you know two side-lengths and measure of the angle between the sides with given lengths (included angle) IV. If you know the three side-lengths A. I and IV only B. I and II only C. II and III only D. III and IV only

1. In solving a triangle, which of the following conditions can the Law of Cosines be used 1. If you know two angle-measures and one side-length II. If you know two side-lengths and measure of the angle opposite any one of the two sides with given lengths (nonincluded angle) III. If you know two side-lengths and measure of the angle between the sides with given lengths (included angle) IV. If you know the three side-lengths A. I and IV only B. I and II only C. II and III only D. III and IV only

Trigonometry (11th Edition)

11th Edition

ISBN:9780134217437

Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels

Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels

Chapter1: Trigonometric Functions

Section: Chapter Questions

Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.

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