Education Technology

# Activities

• ##### Subject Area

• Math: Precalculus: Trigonometric Laws and Identities
• Math: Precalculus: Trigonometry (Triangle and Circular Functions)

9-12
College

• ##### Activity Time

10-15 Minutes

• ##### Device
• TI-Nspire™ CX CAS/CX II CAS
• ##### Software

TI-Nspire™ CX CAS

4.2

## Trigonometry Made Easy - Trial Edition

#### Activity Overview

In Trigonometry Made Easy - Trial Edition, students will use TI-Nspire™ technology to explore common trig problems utilizing step-by-step processes.

#### Vocabulary

• Law of Cosine
• Degree
• Sector
• Arc length

In "Trigonometry Made Easy- Trial Version", there are three different activities for students to practice solving common trig problems, utilizing step-by-step processes. To access the different activities within the TNS file, from the title screen, MENU >

• Non 90° Triangles> (3) SSS-Case

Law of Cosine-Solve any triangle given 3 sides (SSS) Step-by-Step: Learn how to solve any triangle given 3 sides (SSS) using the Law of Cosine by plugging in the 3 sides in the boxes, and viewing the steps below to find the 3 angles.

• Convert> (3) Degree to Radian

Convert Degree to Radian Step-by-Step: Learn how to convert degree to radian by plugging in the given angle in the box, and viewing the steps below to find its converted angle.

• Circles> (3) Find Sector, Arc, Coordinates

Find Sector, Arc, Coordinates Step-by-Step: Learn how to find sector and Arclength by plugging in the radius and angle in the boxes, and viewing the steps below.

•

Note that all items with a check-mark next to it are functional in this trial version, so there are more activities available in the file to preview then those listed above. For more information on purchasing the full version, visit SMARTSOFT.