Unit 7 – Right Triangle Trig

Slides:

Advertisements

Similar presentations

Transformations of Sine and Cosine Functions MHF4UI Tuesday November 13 th, 2012.

Advertisements

Section 4.3 The Unit Circle. (0, 1) (0, -1) (1, 0)(-1, 0) 0, 0˚ 2π, 360˚ π2π2, 90˚ π, 180˚ 3π 2, 270˚ Quadrantal Angles “All Students Take Calculus” tells.

13.1 – Solving Right Triangles

Find the exact values:. Inverse Trig Functions Inverse: “the angle whose (trig function) is x” Arcsin x or [-90° to 90°] Arccos x or [0° to 180°] Arctan.

The sine rule When the triangles are not right-angled, we use the sine or cosine rule. Labelling triangle Angles are represented by upper cases and sides.

TODAY IN ALGEBRA 2.0…  Learning Target : You will solve triangles that have NO RIGHT ANGLE using LAW OF COSINES.  Independent Practice.

Pg. 324 Homework Memorize familiar radian measure angles Pg. 323#2 – 52 even Pg. 361#1 – 13 all.

Do Now: Graph the equation: X 2 + y 2 = 1 Draw and label the special right triangles What happens when the hypotenuse of each triangle equals 1?

Chapter 4 Trigonometric Functions Trig Functions of Any Angle Objectives:  Evaluate trigonometric functions of any angle.  Use reference angles.

Pg. 324 Homework Memorize familiar radian measure angles Pg. 361#1 – 13 all #1QIII#3QII#5QI #7408° #9345° #11415°, 775°, -305°, -665° #1350°, 770°, -510°,

5.2 Trigonometric Ratios in Right Triangles

_______º _______ rad _______º ________ rad _______º _______ rad _______º _______ rad _______º _______ rad ______º _______ rad Unit Circle use.

Section 6.1 Notes Special Angles of the Unit Circle in degrees and radians.

7.2 Finding a Missing Side of a Triangle using Trigonometry

Chapter 5: Trigonometric Functions Lesson 4: Finding Area of Triangles Mrs. Parziale.

TODAY IN GEOMETRY…  Review: SOH CAH TOA  Learning Target 1: 7.4 You will find missing sides of a triangle using TRIG  Independent Practice  Learning.

Homework Questions. LOGS Warm-up Convert from log form to exponential form Convert from exponential form to log form Expand Condense.

Intro to radians and unit circle F-TF.1 F-TF.2 ANGLES AND ANGLE MEASURE.

Math /7.2 – The Law of Sines 1. Q: We know how to solve right triangles using trig, but how can we use trig to solve any triangle? A: The Law of.

Class Work Let’s start with some review!! 1.Solve for x. x 7 42 

3.5 Overlapping Triangles Objective: After studying this lesson you will be able to use overlapping triangles in proofs.

1 Trig. Day 3 Special Right Triangles. 2 45°-45°-90° Special Right Triangle 45° Hypotenuse X X X Leg Example: 45° 5 cm.

Class Work 1.Express in exponential form. 2.Express in logarithmic form. 3.Evaluate.

Understanding the Unit Circle

Pg. 323/361 Homework Pg. 362 #39 – 47 odd, 51, 52 Memorize Trig. Info #2QIV#4QIII#6QIII #8-250°#10470° #12338°, 698°, -382°, -742°#14210°, 570°, -510°,

Trig. Functions & the Unit Circle. Trigonometry & the Unit Circle VERY important Trig. Identity.

Lesson 5.2 Polygon Exterior Angle Sum HOMEWORK: 5.2/ 1-10.

5.5 Inequalities in Triangles Learning Target I can use inequalities involving angles and sides in triangles.

Homework Questions. Section 4.2 Mrs. Ramsey.

6.1 – 6.5 Review!! Graph the following. State the important information. y = -3csc (2x) y = -cos (x + π/2) Solve for the following: sin x = 0.32 on [0,

Bell Ringer Right Triangles in the Unit Circle Tuesday, May 10, 2016.

CONGRUENT TRIANGLES First, let’s start with congruent polygons (general). What makes two polygons congruent? ALL of the parts of one polygon are congruent.

Homework Questions. LOGS Warm-up Evaluating Logs.

CHAPTER 5 LESSON 4 The Law of Sines VOCABULARY  None.

Trigonometric Function: The Unit circle Trigonometric Function: The Unit circle SHS Spring 2014.

7.2; 9-29 Odd 9. See board x=30, y= x=8, y=20

Homework Questions.

Solving Right Triangles

Chapter 5: Analytic Trigonometry

5.7 The Ambiguous Case for the Law of Sines

Notes 9.3 Other Identities

Unit 6: Trigonometry Lesson: Law of coSines.

Pre-Calc: 4.2: Trig functions: The unit circle

Solving Practical Problems Using Trigonometry

Trig Functions and Acute Angles

WEEK 1 – LESSON 5 SEQUENCES in DIAGRAMS SQUARES & TRIANGLES

4.2 Triangle Congruence by SSS and SAS

Homework Questions.

Homework Questions.

Lesson 13, 18, 39, & Investigation 4: Introduction to Triangles

Lessons 4.1 & 5.5: Introduction to Triangles

Homework Questions.

Warm-up: Find the exact values of the other 5 trigonometric functions given sin= 3 2 with 0 <  < 90 CW: Right Triangle Trig.

Lesson: Introduction to Trigonometry - Sine, Cosine, & Tangent

Right Triangle 3 Tangent, Sine and Cosine

Right Triangle Trigonometry

8-6 Using the Law of Sines Objectives:

5-2 Right Triangles Objectives:

13-5 Law of Cosines Objective:

Finding unknown angles of triangles

8-5 Using the Law of Sines Objectives:

Agenda Go over homework

Trig Identities Lesson 3

Academy Algebra II THE UNIT CIRCLE.

Geometry Right Triangles Lesson 3

Bell work: Find the six trig functions for C in the triangle below

Let’s start an intro unit to Geometry!!

Presentation transcript:

Unit 7 – Right Triangle Trig

Right Triangle Trig: Find all 6 trig functions for angle B: Let c = 33 and b = 18

Right Triangle Trig: Find all 6 trig functions for angle C: Let a = 1 and c = 2

Right Triangle Trig: Find all 6 trig functions for angle C: Let a = 4 and b = 2

Right Triangle Trig: Find all 6 trig functions for angle C: Let a = 19 and b = 13

Right Triangle Trig: Find all 6 trig functions for angle C: Let b = 6 and c = 15

Right Triangle Trig: Find all 6 trig functions for angle C: Let b = 16 and c = 45

Homework “Intro to Trig Practice” Worksheet and Key are both online