Three metallic solid cubes whose edges are 12cm 16 cm and20cm respectively. Find the edge of the cube so formed
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Answer:
Volume of cube formed=sum of
volume of 3 metallic cubes
=a³=(12cm)³+(16cm)³+(20cm)³
=a³=1728cm³+4096cm³
+8000cm³
=a³=13824cm³
=a=24cm
Thus, edge of the cube formed is 24cm
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