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Rotation
More
Projection
Inversion
150
to each new point will be twice the distance to the original
point (since the scale factor is 2).
1. Tap
and select
2. Tap the point that is to be the center of dilation and press
.
E
3. Enter the homothetic ratio (that is, the scale factor) and
press
E
4. Tap the object that is to be dilated and press
Rotates a specified object about a specified point a specified
number of degrees or radians.
[Not in Plot view, but available in Symbolic view. Broken as at
May 18.]
Creates an projection of the
points on one object onto
another object. The
projection is orthogonal, that
is, each projected point
meets the object onto which
it is projected at right angles.
1. Tap
and select
Projection.
2. Tap the object onto which points are to be projected and
press
E
3. Tap the object that is to projected and press
Note the new points added to the target object.
Creates an inversion circle based on a specified center point,
inversion ratio, and an inversion point on a line.
1. Tap
and select
2. Tap the point that is to be the center (C) of the inversion
circle and press
Dilation
.
.
Inversion
E
.
.
E
Broken as at 18 May
E
.
Geometry
.
.
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