Surface Area of a Cylinder

📊 beginner

$$A = 2\pi rh + 2\pi r^2$$

Total area including the lateral surface and the two circular bases.

Variables & Units

$r$

Radius of base

Unit: Length units

$h$

Height

Unit: Length units

Key Information

📐 Derived From

Sum of lateral area ($2\pi rh$) and base areas ($2\pi r^2$).

💡 Example

Area of a tin can with radius $5 cm$ and height $10 cm$.

🔧 Applications

Packaging and heat exchanger design.

⚠️ Constraints

Right circular cylinder.

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