# Using the TI-84 Graphing Calculator

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### How to Find Length and Distance in Cabri Jr.

You can use the Appearance menu in the Cabri Jr. geometry application for the TI-84 Plus calculator to find distance and length of segments. The D. & Length

### How to Determine Area in Cabri Jr. on the TI-84 Plus

In Cabri Jr. on the TI-84 Plus, you can use the Area tool in the Measure submenu of the Appearance menu to find the area of an already constructed circle, triangle, or quadrilateral.

### Perform Calculations in Cabri Jr. on the TI-84 Plus

Cabri Jr. for the TI-84 Plus graphing calculator is capable of adding, subtracting, multiplying, and dividing any two measurements appearing on the screen. It can also find the square root of a measurement

### Translate a Geometric Object in Cabri Jr.

When you translate a geometric object, you move it in a given direction for a given distance. To get Cabri Jr. on the TI-84 Plus calculator to do this for you, you use a segment to tell Cabri Jr. the direction

### How to Find the Slope in Cabri Jr. on the TI-84 Plus

In Cabri Jr. for the TI-84 Plus calculator, you can use the Slope tool in the Measure submenu of the Appearance menu to find the slope of a line, segment, or side of a triangle or quadrilateral.

### Construct Points of Intersection in Cabri Jr.

The Cabri Jr. geometry application for the TI-84 Plus calculator can construct the points of intersection of any pair of the following types of objects: lines, segments, circles, and sides of triangles/polygons

### Hide and Delete Objects in Cabri Jr.

You can hide and delete objects in the Cabri Jr. geometry application for the TI-84 Plus graphing calculator. There is a big difference between hiding and deleting an object. If you

### How to Reflect Geometric Objects in Cabri Jr.

Cabri Jr. for the TI-84 Plus calculator allows objects to be reflected in a line or a segment. When a geometric object is reflected in a line, that line acts like a mirror — hence the term “reflection.

### Tile the Plane in GeoMaster on the TI-84 Plus

The Symmetry tool in the TRFM menu on the TI-84 Plus calculator can be used to tessellate (tile) the plane with a geometric figure by rotating that object 180 degrees about a specified point. Unlike the

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

When a geometric object is rotated, it is rotated about a given point through a given angle. To use GeoMaster on the TI-84 Plus graphing calculator to rotate an already constructed geometric object, follow

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