Area of a Circle
Skill 20 · Geometry
Lesson
A circle’s area is π times the radius squared. Square the radius first, then multiply by π (use 3.14).
Example: r = 5 → 3.14 × 25 = 78.5 square units.
Correct
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Accuracy
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Best
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Solve
Area of a circle, r = 3 (π ≈ 3.14)