Solving for Side Lengths Lesson

SLIDESMANIA.COM - Jennifer Leban & Omar López

Solving for Side

Lengths

In Right Triangles

Draw

Consider △DFE. What are the inputs of the following trigonometric ratios? Express the ratios in simplest terms.

Sin (F)=

Cos (F)=

Tan (D)=

SLIDESMANIA.COM - Jennifer Leban & Omar López

SLIDESMANIA.COM - Jennifer Leban & Omar López

Objectives

By the end of this lesson 100% of the scholars should be able to

1. Write equations using Trigonometric Ratios

2. Solve for missing side lengths using Trigonometric Ratios

3. Solve real-world application problems using Trigonometric Ratios

This will be demonstrated by obtaining 80% or higher on the exit Ticket.

SLIDESMANIA.COM - Jennifer Leban & Omar López

SLIDESMANIA.COM - Jennifer Leban & Omar López

Vocabulary

Sine

Cosine

Tangent

Function

Remember SOHCAHTOA

SLIDESMANIA.COM - Jennifer Leban & Omar López

SLIDESMANIA.COM - Jennifer Leban & Omar López

Review- Trigonometric Ratios of Sine, Cosine and

Tangent

Y'all are going to watch a video explaining how we use SOACAHTOA to solve for a missing side.

https://www.youtube.com/watch?v=l5VbdqRjTXc

Take Notes on the example provided.

Draw

Determine the length of AC.

SLIDESMANIA.COM - Jennifer Leban & Omar López

SLIDESMANIA.COM - Jennifer Leban & Omar López

WE DO Solving Right Triangles

Open Ended

SLIDESMANIA.COM - Jennifer Leban & Omar López

SLIDESMANIA.COM - Jennifer Leban & Omar López

Applying Trigonometry to Solve Real World
Problems

SLIDESMANIA.COM - Jennifer Leban & Omar López

SLIDESMANIA.COM - Jennifer Leban & Omar López

Summary