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This question selects a random shape (either a diamond or a circle) and asks students to submit the length of the diagonal or diameter of the shape. The shape is drawn dynamically with Matplotlib via the file() function in server.py and is displayed with the <pl-figure> element.

Figure: dynamic image

What is the diameter of the circle?

circle diameter $ \,=$

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Title:
Figure: dynamic image

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Started at:
2026-08-04 23:38:25 (CDT)
Duration:
0s
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{
  "dimension": 2
}
History
dec frac
rad deg