Ratios of Similar Figures
Students will explore the ratio of perimeter, area, surface area, and volume of similar figures in two-dimensional figures.https://education.ti.com/en/activity/detail/ratios-of-similar-figures
Matrices Using CAS
This Computer Algebra System (CAS) activity encourages students to perform basic arithmetic operations on matrices, and solving a set of equations using CAS.https://education.ti.com/en/activity/detail/matrices-using-cas
Rose Curve
This lesson involves clicking on sliders to observe the effect of changing the values of a and n in the equation r = asin(nθ).https://education.ti.com/en/activity/detail/rose-curve_1
Rose Curve- 84
In this activity, students will observe the effect of changing the values of a and n in the equation r = asin(nθ).https://education.ti.com/en/activity/detail/rose-curve
Solution 21313: Error Memory Full or Insufficient Memory When Trying to Send a StudyCards Stack to the TI-SmartView™ Software, TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ree RAM available to accept the transfer, the Error Memory Full or Insufficient Memory message will appear.To resolve this issue, Texas Instruments recommends that you send AppVars through their respective software. For example, when sending StudyCards stacks, you should initiate the transfer usi...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/21313
Solution 21690: Multiplying a Matrix Row by a Value on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...he home screen of the calculator. 5) Press [2nd] [MATRIX], scroll over to MATH, scroll down to E: *row( and press [ENTER]. This will paste the *row( command onto the home screen. 6) The syntax for the *row( command is: *row(single mulitplied value,matrix name,matrix row). 7) For this example, in...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/21690
Solution 11945: Correcting the Error Message Waiting...Please Install Calculator Software Now on a TI-83 Plus Family.
...te fails or is interrupted, the calculator will be in an inoperable state with the message Waiting...Please install calculator software now. The most common cause of a transfer being interrupted is updating the operating system on a calculator with low batteries. Users will need to use the TI Con...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/11945
Solution 14860: TI TestGuard™ 2.0 App May Not Set the Degree Angle Mode Setting on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ardless of the version of the current OS (operating system) installed on the calculator. However, if the student presses any keys while the 'Transfer Complete' screen is displayed on the receiving calculator, TI TestGuard 2.0 will fail to change the mode settings. To ensure that TI TestGuard comp...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/14860
Solution 12980: Inability to Access the Memory Menu on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...mmed to override or alter the calculator's original OS. This type of software is developed by third parties outside of Texas Instruments and is not recommended to be installed. Therefore, Texas Instruments is unable to provide support or technical assistance for such software. There may be some...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12980
Solution 11984: Sending a StudyCards™ Stack to a TI-83 Plus and TI-84 Plus Through StudyCards Creator Software for Windows®.
...lash application (App). Using the software, you can send a StudyCards stack to the memory of a connected device. The stack can also be saved onto the computer's hard drive for editing later and to serve as a back-up. Note: Saved StudyCards stacks can only be opened and edited on a computer using ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11984
Solution 11973: Viewing Text Files on the TI-83 Plus and TI-84 Plus.
... I view text files on a TI-83 Plus family, TI-84 Plus family, or TI-Nspire handheld in TI-84 Plus mode? With the NoteFolio™ Flash App installed on a compatible TI graphing calculator, it is possible to create, as well as open and view saved text files. Follow the procedure below to open up a te...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11973
Solution 11929: Calculating P-value on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... Edition, TI-84 Plus family, or TI-Nspire in TI-84 Plus mode? First the TI-83 Plus family, TI-84 Plus family, or TI-Nspire in TI-84 Plus mode will compute all the one-variable statistics (mean of x, s, n, etc.). Then the standard error is computed (s/n). After computing the standard error, th...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11929
Solution 11913: Accessing Constants on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... family, TI-84 Plus family, or the TI-Nspire Handheld in TI-84 Plus Mode include built-in constants. However, the Science Tools app contains the most common constants. Once the Science Tools app has been loaded on the handheld, the constants can be accessed following the steps below: • Press [A...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11913
Solution 11771: Graphing Slope Fields on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ators? The TI-83 Plus and TI-84 Plus family of graphing calculators do not have the ability to graph Slope Fields. This feature is only available on Computer Algebra System (CAS) calculators such as the TI-89 Titanium or TI-Nspire CX II CAS. Please see the TI-83 Plus and TI-84 Plus Family guideb...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11771
Solution 12008: Using the TI-83 Plus and TI-84 Plus Family of Graphing Calculators for Biology and Statistics.
...ly, TI-84 Plus family, or TI-Nspire handheld in TI-84 Plus mode into a science tutorial by presenting basic science topics, and testing the students' comprehension with applicable activities. Students are taken step-by-step through science topics such as the scientific method and precision and ac...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/12008
Solution 11740: Displaying Radicals in Answers on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...4 Plus mode do not have the functionality to display radicals in the solution. This type of functionality can only be found on products that have the Computer Algebra System (CAS) such as the TI-89 Titanium or TI-Nspire CX II CAS. Therefore, a square root symbol (radical) cannot be displayed in t...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11740
Solution 12002: Troubleshooting a TI-83 Plus and TI-84 Plus Family of Graphing Calculators Stuck on Defragmenting.
... TI-Connect to install the OS. In order to install the OS please follow these steps (Windows® users): • Connect the TI Connectivity cable between the computer and the calculator. • Click on Start >> Programs >> TI Tools >> TI Connect >> TI OSDownloader. • Remove one battery then press and hold do...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/12002
Solution 14060: Troubleshooting the "Unknown Device" and "TUSB3410 Boot Device" Error Message when Using TI Connect™ Software for Windows®.
...vice signaling could be a problem with the USB port that the cable is plugged into or a problem with the cable itself. The following two things are recommended to narrow down the problem: 1) Try the TI Connectivity Cable in another USB port. 2) Try the TI Connectivity Cable in another computer. I...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/14060
Solution 12664: Syntax Error using the TI Graphing Calculators
...amily of products Knowledge Base Knowledge Base Search What is a syntax error? A syntax error means that the command used contains an error. Look for misplaced functions, parentheses, commas, or arguments. Please refer to the Graphing calculator guidebooks...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/12664
The Classic Box Problem - Exploration
This lesson takes a classic optimization problem and uses the dynamic linking capabilities to visualize the problem in multiple representations: diagramatic, geometric, graphic, numeric.https://education.ti.com/en/activity/detail/the-classic-box-problem--exploration
Change Of Base
Discover the change of base rule for logarithms by examining the ratio of two logarithmic functions with different bases.https://education.ti.com/en/activity/detail/change-of-base
Critical Points and Local Extrema
Visualize the connections between the critical points and local extrema.https://education.ti.com/en/activity/detail/critical-points-and-local-extrema
Tesselations
In this activity students will explore what causes some regular polygons to tesselate. They will explore sketches of regular polygons, measure the interior angles, and test to see whether the shapes tesselate.https://education.ti.com/en/activity/detail/tesselations
Segment Addition Postulate
The purpose of this handout is to provide students an opportunity to learn the keystrokes involved using the TI-Nspire and to verify the Segment Addition Postulate.https://education.ti.com/en/activity/detail/segment-addition-postulate
The Radian Sector
In this activity, students will explore properties of sectors. Students will derive the formula for the arc length of a sector and the area of a sector.https://education.ti.com/en/activity/detail/the-radian-sector