Three cubes whose sides are 6 cm, 8 cm and 10 cm. They are melted and form a big cube. The volume of the big cube is ___ .
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Step-by-step explanation:
r1= 6cm
r2= 8cm
r3= 10cm
r=?
1a^3+2a^3+3a^3=a^3
6^3+8^3+10^3=a^3
216+512+1000=a^3
1728=a^3
12=a^3
Volume of big cube=a^3
Volume of big cube = 12
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