Three cubes each of side 10cm are joined end to end find the surface area of the resultant figure.
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Answer:
1400cm^2
Step-by-step explanation:
the figure will be resultant of 30×10×10 cm^3
the formula of surface area of a cuboid = 2(lb*lh*bh)
=2(300+100+300)
=700*2
=1400 cm^2
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