Section 8.3 The Law of Cosines

Slides:

Advertisements

Similar presentations

Copyright © 2011 Pearson, Inc. 5.6 Law of Cosines Goal: Apply the Law of Cosines.

Advertisements

Starter a 6 c A 49° 96° 1.Use the Law of Sines to calculate side c of the triangle. 2.Now find the Area of a Triangle.

Law of Sines & Law of Cosines

Section 7.4 Trigonometric Functions of General Angles Copyright © 2013 Pearson Education, Inc. All rights reserved.

Section 8.1: Right Triangle Trigonometry: Applications and Section 8.2: Law of Sines Copyright © 2013 Pearson Education, Inc. All rights reserved.

Section 8.2 The Inverse Trigonometric Functions (Continued) Copyright © 2013 Pearson Education, Inc. All rights reserved.

Homework Questions. LOGS Warm-up Evaluating Logs.

Chapter 4 Laws of Sines and Cosines; Vectors 4.2 The Law of Cosines 1

Section 1.5 Circles Copyright © 2013 Pearson Education, Inc. All rights reserved.

Section T.5 – Solving Triangles

Digital Lesson Law of Sines.

© 2015 Pearson Education, Inc.

5.6 Law of Cosines.

Copyright © 2014, 2010, 2007 Pearson Education, Inc.

Linear Programming: The Graphical Method

Proving Triangles Congruent: SSS and SAS

Unit 6: Trigonometry Lesson: Law of coSines.

© 2015 Pearson Education, Inc.

Copyright © 2014, 2010, 2007 Pearson Education, Inc.

Objective: Apply the law of cosine. (SAS) and (SSS)

Quadratic Equations, Inequalities, and Functions

Law of Cosine Chapter 8.3.

Copyright © 2014, 2010, 2007 Pearson Education, Inc.

Section 2.5 Graphing Techniques; Transformations

Honors Precalculus April 16, 2018 Mr. Agnew

Section 8.3 The Law of Cosines

8.2-Law of the Cosines Law of the Cosines & Requirements

Law of Cosines Notes Over

Homework Questions.

The Inverse Sine, Cosine, and Tangent Functions

Section 9.4 Area of a Triangle

Section 2.5 Graphing Techniques; Transformations

The Inverse Trigonometric Functions (Continued)

Inequalities Involving Quadratic Functions

The Inverse Sine, Cosine, and Tangent Functions

Homework Questions.

Section 2.4 Cosine Law © Copyright all rights reserved to Homework depot:

Nonlinear Functions, Conic Sections, and Nonlinear Systems

Trigonometric Equations

Section 10.1 Polar Coordinates

Section 8.4 Area of a Triangle

Right Triangle Trigonometry

Polynomial and Rational Inequalities

Extra Nomenclature Practice Answers

Graphs of the Sine and Cosine Functions

Solve the oblique triangle with the following measurements:

Law of Sines AAS ONE SOLUTION SSA AMBIGUOUS CASE ASA ONE SOLUTION

Section 9.2 The Law of Sines

The first of 2 laws specifically for non-right triangles

Copyright © 2014, 2010, 2007 Pearson Education, Inc.

Triangle Similarity Section 7.3.

Chemistry Ch. 10 Review and worksheets

Section 10.5 General Form of a Conic

Section 9.2 The Law of Sines

Section R.2 Algebra Essentials

Section 10.5 The Dot Product

Section 6.5 Law of Cosines Objectives:

Basic Matrix Operations

Chapter 9 Law of Cosines and Law of Sines

Unit 4 Review Answers.

Lial/Hungerford/Holcomb: Mathematics with Applications 10e

The Real Zeros of a Polynomial Function

Digital Lesson Law of Cosines.

Exponential Equations

Exponential Functions Logarithmic Functions

Section 12.3 Geometric Sequences; Geometric Series

Properties of Logarithms

The Inverse Sine, Cosine, and Tangent Functions

Properties of the Trigonometric Functions

Law of Cosines Ref page 417.

Presentation transcript:

Section 8.3 The Law of Cosines Copyright © 2013 Pearson Education, Inc. All rights reserved

Objectives Solve SAS triangles. Solve SSS triangles. Copyright © 2013 Pearson Education, Inc. All rights reserved

Copyright © 2013 Pearson Education, Inc. All rights reserved

Copyright © 2013 Pearson Education, Inc. All rights reserved

Copyright © 2013 Pearson Education, Inc. All rights reserved

Always use smallest side !! Copyright © 2013 Pearson Education, Inc. All rights reserved

Copyright © 2013 Pearson Education, Inc. All rights reserved

Homework 8.3(534):9, 11, 19, 25, 45, 53 Copyright © 2013 Pearson Education, Inc. All rights reserved