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### TI-Nspire Analytic Window and Area Formulas

On the TI-Nspire, you can use a mixed view with an analytic window open on a Geometry page to explore the formula for the area of a circle. You also can use the Automatic Data Capture feature to generate [more…]

### Row, Column, and Cell References in TI-Nspire

To open a new Lists & Spreadsheet page on the TI-Nspire, press **[CTRL][DOC]** and select Add Lists & Spreadsheet from the list. Alternatively, press **[ON]** and select the Lists & Spreadsheet icon from the available [more…]

### Name Columns in the Lists & Spreadsheet Application

In the TI-Nspire Lists & Spreadsheet application, each column already has a letter reference that can be used to perform mathematical computations on columns of data. To reference a column in a formula [more…]

### How to Move around in Lists & Spreadsheet

Recall that a dark outline designates your current location in a spreadsheet. The TI-Nspire Lists & Spreadsheets app is no different. To enter data or a formula, simply start typing and press the [more…]

### How to Resize Columns in Lists & Spreadsheet

You can resize columns in the Lists & Spreadsheet application on the TI-Nspire. Notice that the list name *subscription* is truncated. TI-Nspire offers four different options for changing the width of a [more…]

### Select Rows and Columns in Lists & Spreadsheet

In the Lists & Spreadsheet application on the TI-Nspire, you can perform a variety of editing tasks — such as cutting, copying, or pasting — on entire rows or columns. To do so, you must first highlight [more…]

### How to Work with Individual Cells in Lists & Spreadsheet

In the TI-Nspire Lists & Spreadsheet application, you have the option of entering numbers, text, and mathematical expressions into a cell. You can also access a variety of formulas and commands from the [more…]

### How to Use Relative Cell References in Lists & Spreadsheet

You can use relative cell references in the Lists & Spreadsheet application on the IT-Nspire. Here’s how to take the heights of a random group of students and perform a conversion: [more…]

### How to Use Absolute Cell References in Lists & Spreadsheet

When working in the Lists & Spreadsheet application on the TI-Nspire, you sometimes want to reference the same cell in a formula, even if you copy the formula to other cells, which is an example of using [more…]

### How to Reference a Rectangular Block of Cells

You can reference rectangular blocks of cells when working in the Lists & Spreadsheet application on the TI-Nspire. To do this, type the cell reference for the upper-left corner of the rectangular block [more…]

### How to Use the Fill Command on the TI-NSpire

TI-Nspire allows you to generate lists of sequential data very quickly in the Lists & Spreadsheet application. And the analysis of these data sets can be performed quickly and efficiently as well. If you [more…]

### How to Create Column Data Based on Another Column

When you're working in the Lists & Spreadsheet application on the TI-Nspire, you can create column data based on another column. Assume that you're interested in finding the sum of the dice for each trial [more…]

### How to Sort Data in Lists & Spreadsheet

You can sort data when working in the Lists & Spreadsheet application on the TI-Nspire. Perhaps you want to sort the data that’s contained in column C from the two-dice experiment to see how the sums are [more…]

### How to Generate Sequential Data on the TI-Nspire

You can use the Lists & Spreadsheet application on the TI-Nspire to generate sequential data. The first two values of the famous Fibonacci sequence are both 1. The remaining values are found by adding [more…]

### How to Find the Area of the Intersection of Two Polygons

GeoMaster on the TI-84 graphing calculator can’t find the area of a polygon formed by the intersection of two other polygons because GeoMaster doesn’t know that it’s there. To get GeoMaster to find the [more…]

### Perform Calculations in GeoMaster on the TI-84 Plus

GeoMaster on the TI-84 Plus calculator is capable of adding and subtracting like measures that GeoMaster found using the **Distance/Length**, **Area**, or **Angle** [more…]

### Find the Slope and Construct a Vector with GeoMaster

GeoMaster in the TI-84 Plus graphing calculator offers several features from the **MEAS** menu, including the **Slope** tool and the **Vector Sum** tool. The **Slope** [more…]

### Translate Geometric Objects with the TI-84 Plus

When you translate a geometric object, you move it in a given direction for a given distance. A vector is used to tell GeoMaster in the TI-84 Plus graphing calculator the direction in which to move the [more…]

### Enter an Equation in TI-84 Plus Equation Solver

The second step of solving an equation in the TI-84 Plus graphing calculator's Equation Solver is to enter or edit the equation to be solved. The first step is to set the mode. To enter a new equation [more…]

### Start GeoMaster on the TI-84 Plus Calculator

When you start the geometry application GeoMaster on the TI-84 Plus calculator, you see the version number on the screen. If that number is smaller than 1.10 for GeoMaster, check out [more…]

### Create and Save GeoMaster Files on the TI-84 Plus

You can create a GeoMaster file in two ways on the TI-84 Plus calculator. If the GeoMaster screen is empty, just start creating your geometric figures. If the GeoMaster screen is not empty, select [more…]

### GeoMaster Menus on the TI-84 Plus Calculator

When you enter GeoMaster, the Menu bar appears at the bottom of the Ti-84 Plus calculator screen. If you are re-entering the application after it has been running in the background, press [more…]

### Construct Lines, Segments, Rays, and Vectors on the TI-84 Plus

Because two points determine a line, segment, ray, or vector, the directions for creating these objects with GeoMaster on the TI-84 Plus graphing calculator are much the same. To construct such objects [more…]

### Construct Circles with GeoMaster on the TI-84 Plus

A circle is determined by its center and its radius. The GeoMaster **DRAW** menu contains a plethora of tools that enable you to do mundane things such as construct lines, segments, triangles, polygons, and [more…]

### Construct Triangles and Arcs with GeoMaster on the TI-84 Plus

A triangle and an arc are determined by three points, so their construction is much the same. The GeoMaster **DRAW** menu on the TI-84 Plus calculator offers tools that enable you to construct triangles, arcs [more…]