A cuboid has length of 4.2metre, breadth 1.4metre,height 1.2metre. Find the numbers of cubes each of length 20cm which can be cut from the cuboid
Answers
Answered by
1
Step-by-step explanation:
volume volume of given cuboid=7.056
volume of new cube=0.008
number of cubes=volume of cuboid / volume of a new cube=882
Answered by
1
Answer:
volume of cuboid=2(lb+bh lh)
=2(4.2×1.4+1.2×1.4+4.2×1.2)
=2(5.88+1.68+5.04)
=2(12.6)
=25.2 m cube
side of cube =20cm
=0.2m
volume of cube=side cube
=0.2×0.2×0.2
=0.008 m cube
no of cubes in cuboid
=volume of cuboid/volume of cube
=25.2/0.008
=3150cubes
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