a solid cube is cut into Two cuboids of equal volume. find the ratio of the tsa of the given cube and that of one of the cuboid
Answers
Answered by
6
let the side of initial cube be x
∴tsa of this cube=6a²=6x²...............[1]
l of new cuboid=x
height= x
breadth=x/2
tsa of new cuboid=2(lb+bh+lh)
=2(x×x+x×x/2+x×x/2)
=2(4x²/2)
=4x²............[2]
[1]/[2]
6x²/4x²
⇒3/2
∴tsa of this cube=6a²=6x²...............[1]
l of new cuboid=x
height= x
breadth=x/2
tsa of new cuboid=2(lb+bh+lh)
=2(x×x+x×x/2+x×x/2)
=2(4x²/2)
=4x²............[2]
[1]/[2]
6x²/4x²
⇒3/2
ansss:
hope it's correct and helpful
ya tysm
plz if you liked mark as brainliest........
Similar questions