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This question uses <pl-number-input> with a fixed correct answer specified via the correct-answer attribute and no randomization.

Number input: fixed correct answer

What is the area of a circle with radius $r = 5$?

$A =$

Correct answer

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Title:
Number input: fixed correct answer

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Started at:
2026-08-04 20:44:53 (CDT)
Duration:
0s
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{
  "area": 78.54
}
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dec frac
rad deg