Geo H. - 5.5 Law of Sines/Cosines
Presentation
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Easy
Standards-aligned
Ethan Lamont
Used 4+ times
FREE Resource
8 Slides • 5 Questions
1
By Ethan Lamont
2
Non-right Triangles
Up until now, we have solved for missing measures in right triangles.
Now, we will learn two methods for solving for sides and angles in non-right triangles: The Law of Sines and the Law of Cosines.
3
Law of Sines
4
5
Math Response
Solve for the missing Side using the Law of Sines.
6
7
Math Response
Solve for the missing Angle using the Law of Sines.
8
Law of Cosines
9
10
Math Response
Solve for the missing Angle using the Law of Cosines
11
12
Math Response
Solve for the missing Angle using the Law of Cosines.
13
Match
Solve for missing measures in the triangles using Law of Sines and Law of Cosines.
x = 7.14
x = 61.26
x = 37.73
x = 17.01
x = 7.14
x = 61.26
x = 37.73
x = 17.01
By Ethan Lamont
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