Texas Instruments TI-83-Plus User Guide

TI-83 Plus GeoMaster™ Application Page 11
5. Use the arrow keys to move the cursor away from the vertex
point. The circle is completed.

Move a vertex point on the triangle. Notice how the circle,
triangle, and the perpendicular bisectors are affected.
1. Press
s
to exit the Circle tool.
2. Use the arrow keys to move the cursor to a vertex point on
the triangle, and then press
¯
.
Note
Select a vertex point other than the one that you used to create
the circle.

Texas Instruments TI-83-Plus Specifications

General

Display Type	LCD
Display Resolution	96 x 64 pixels
Power Source	4 AAA batteries
Programming Language	TI-BASIC, Z80 Assembly
Backup Power	CR1616 or CR1620 lithium battery
RAM	24 KB
Processor	Zilog Z80
Weight	7.4 oz (210 g) with batteries
Dimensions	7.3 x 3.5 x 0.9 inches