Math, asked by simranchamba2006, 1 month ago

2 cubes each of volume 729cm cube are joined end to end . find the surface area of resulting cube.

Answers

Answered by aditikanwadkar

3

Answer:

648

Step-by-step explanation:

csa of cube=4a2

tsa of cube=csa cube 1+csa of cube 2

vol=a3

729=a3

9=a

csa of cube 1=4(9)2

csa=324

therefore 324+324=648 is the tsa of the new formed object.

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Answered by IzAnju99

4

R.E.F the about attachment

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