1.

LXEMPLARheight above the floor, find the height or the Dullun5. A pen stand made of wood is in the shape of a cuboid with four conical decubical depression to hold the pens and pins, respectively. Themprssat depression is lofimethe cuboid are 10 cm x 5 cm x 4 cm. The radius of each of the conicaleioncm and the depth is 2.1 cm. The edge of the cubical depression is 3 cm, Bin0volume of the wood in the entire stand.INCERT EXEMPLAR

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