Area and Circumference of a Circle / Volume of a Cylinder 1

To find the volume of a cylinder, you must multiply $$\pi$$ times the radius times the radius times the height.

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What is the volume of the cylinder?

Remember: $$r^2\ is\ the\ same\ as\ r\ times\ r$$

What is the volume of the cylinder?

Remember: $$r^2\ is\ the\ same\ as\ r\ times\ r$$

What is the volume of the cylinder?

Remember: $$r^2\ is\ the\ same\ as\ r\ times\ r$$

What is the volume of the cylinder?

Remember: $$r^2\ is\ the\ same\ as\ r\ times\ r$$

What is the volume of the cylinder?

Remember: $$r^2\ is\ the\ same\ as\ r\ times\ r$$

To find the area of a circle, you must

multiply $$\pi$$ times the radius times the radius.

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To find the circumference of a circle, you must

multiply $$\pi$$ times the diameter $$\left(\pi d\right)$$

or

multiply 2 times $$\pi$$ times the radius $$\left(2\pi r\right)$$

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