Are they similar? (1)

Are these pictures similar?
The length and width of the rectangular pictures can be independently adjusted. [br]Make similar or non-similar pictures. [br]The individual scaling factors can be shown and its relation to similarity can be examined.

tracing image of dilation

Drag B to make a sketch. You can right click each point to turn off tracing. Estimate how big the image is when tracing is off.
tracing image of dilation

Template for arranging two similar triangles

Two similar triangles
Template for arranging two similar triangles

Rectilinear Figures

Rectilinear figures that have equal corresponding angles but not proportional corresponding sides.
Rectilinear Figures
see http://aleph0.clarku.edu/~djoyce/java/elements/bookVI/defVI1.html

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