Find where to buy the TI-84 Plus CE graphing calculator in a variety of bold, fun colors.
Download free 90-day trial versions of the most popular TI software and handheld emulators.
Any TI graphing calculator can be programmed using a language called TI-Basic. In this blog post, learn how to get started coding with your TI calculator.
Explore teaching strategies to help students succeed on the ACT® math test using TI technology.
In this activity, students will explore two ways of comparing side lengths of similar triangles. They will calculate ratios and change the triangles to see how the ratio changes. Then they will write proportions using the ratios.
On page 1.4, students will find two similar triangles (A and B). They need to find the lengths of each side of both triangles using the Length tool (MENU > Measurement > Length). Then students can use the Calculate tool (MENU > Actions > Calculate) to find the ratios of corresponding sides.
© Copyright 1995-2019 Texas Instruments Incorporated. All rights reserved.