Given the triangle28, find the length of side x using the Law of Cosines. Round your29°12 Qfinal answer to 4 decimal places.* = A pilot is flying over a straight highway. He determines the angles of depression to two mileposts,4.5 mi apart, to be 30° and 42°, as shown in the figure.30°42°4.5 miABNOTE: The picture is NOT drawn to scale.Find the distance of the plane from point A.distance from A =miFind the elevation of the plane.height =mi

Given: Since you have asked multiple questions, we will solve the first question for you. If youwant…

Answered: Given the triangle 28 * , find the…

Math

Calculus

Given the triangle 28 * , find the length of side a using the Law of Cosi /29° 12 final answer to 4 decimal places.

Trigonometry (MindTap Course List)

10th Edition

ISBN:9781337278461

Author:Ron Larson

Publisher:Ron Larson

Chapter3: Additional Topics In Trigonometry

Section: Chapter Questions

Problem 8T

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Question

Given the triangle
28
, find the length of side x using the Law of Cosines. Round your
29°
12 Q
final answer to 4 decimal places.
* =

A pilot is flying over a straight highway. He determines the angles of depression to two mileposts,
4.5 mi apart, to be 30° and 42°, as shown in the figure.
30°
42°
4.5 mi
A
B
NOTE: The picture is NOT drawn to scale.
Find the distance of the plane from point A.
distance from A =
mi
Find the elevation of the plane.
height =
mi

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