TI-89 / TI-92 Plus / Voyage™ 200 PLT Cabri Geometry App 48
The
Equation & Coordinates
tool displays the equation of a line,
circle, or coordinates of a point with respect to a default coordinate
system. The equation or coordinates are updated when the object is
modified or moved.
1.
(
Optional
) To display the x and y
axes, press
TI-89:
2Š
TI-92 Plus / Voyage™ 200 PLT:
Š
select
9:Format,
then select
2:RECTANGULAR
from the
Coordinate
Axes
option.
2.
Press
TI-89:
2ˆ
TI-92 Plus / Voyage 200 PLT:
ˆ
and select
5:Equation & Coordinates
.
3.
Select the point or line whose
coordinates or equation you want to
find.
Select an object.
The result is displayed.
The
Equation & Coordinates
tool displays the equation of a circle
with respect to a default coordinate system. The equation or
coordinates are updated when the object is modified or moved.
1.
(
Optional
) To display the x and y
axes, press
TI-89:
2Š
TI-92 Plus / Voyage 200 PLT:
Š
select
9:Format,
then select
2:RECTANGULAR
from the
Coordinate
Axes
option.
2.
Press
TI-89:
2ˆ
TI-92 Plus / Voyage 200 PLT:
ˆ
and select
5:Equation & Coordinates
.
3.
Select the circle whose equation you
want to find.
4.
Select the center point of the circle to
find the coordinates of the point.
Select an object.
The result is displayed.
Select a point to display its
coordinates.
Determining Equations and Coordinates
The
Measurement
toolbar menu contains the
Equation &
Coordinates
tool that generates and displays equations and
coordinates of lines, circles, and points.
About the Equation
& Coordinates Tool
Checking the
Equation and
Coordinates of a
Point or Line
Checking the
Equation and
Coordinates of a
Circle
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