Geometry: Area & Volume Formulas
by Math Bench
The core area, perimeter, volume, and surface-area formulas every geometry student needs cold, from circles to spheres.
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What’s inside
- What is the formula for the area of a circle with radius r?
- πr²
- What is the formula for the circumference of a circle with radius r?
- 2πr
- What is the formula for the area of a rectangle with length l and width w?
- lw
16 cards in the full deck, free in the app with spaced repetition doing the scheduling.
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