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A lead pencil consists of a cylinder of ...

A lead pencil consists of a cylinder of wood with a solid cylinder of graphite filled in the interior. The diameter of the pencil is 7 mm and the diameter of the graphite is 1 mm. If the length of the pencil is 14 cm, find the volume of the wood and that of the graphite.

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To find the volumes of the wood and graphite in the lead pencil, we will follow these steps: ### Step 1: Convert Measurements 1. **Convert the diameters from mm to cm.** - The diameter of the pencil (wood) = 7 mm = 0.7 cm - The diameter of the graphite = 1 mm = 0.1 cm
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