6. Use the Law of Cosines to solve the triangle. a=20.2, B-80.75°, c=6.2. Draw a triangle that represents the problem. Show the known quantities on the triangle and use variables to indicate the unknown quantities

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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6. Use the Law of Cosines to solve the triangle. a=20.2, B-80.75°, c=6.2. Draw a triangle
that represents the problem. Show the known quantities on the triangle and use variables
to indicate the unknown quantities
7. You are standing 40 meters from the base of a tree that is leaning 8" from the vertical
away from you. The angle of elevation from your feet to the top of the tree is 20°. Draw
a triangle that represents the problem. Show the known quantities on the triangle and use
a variable to indicate the height of the tree. Write an equation mvolving the unknown
height of the tree. Find the height of the tree.
Transcribed Image Text:6. Use the Law of Cosines to solve the triangle. a=20.2, B-80.75°, c=6.2. Draw a triangle that represents the problem. Show the known quantities on the triangle and use variables to indicate the unknown quantities 7. You are standing 40 meters from the base of a tree that is leaning 8" from the vertical away from you. The angle of elevation from your feet to the top of the tree is 20°. Draw a triangle that represents the problem. Show the known quantities on the triangle and use a variable to indicate the height of the tree. Write an equation mvolving the unknown height of the tree. Find the height of the tree.
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