## Picture Gallery

- Transformation
- Perspective and Proportion
- Curve Fitting
- Animation

# Perspective and Proportion

Some pictures involve interesting perspectives or proportions in natural and human phenomena. Use these pictures to investigate or create models of perspective drawings, proportions, similarity, and trigonometry.

You can drag and drop, or copy and paste, these pictures into your sketches. To copy an image, right-click (or Control-click) the image and choose Copy Image from the pop-up menu. Then switch to Sketchpad and choose Edit | Paste Picture.

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