Question

2) Find the volume and total syrface area of a cube whose edge is 9 cm
3) How much metal sheet will be required to make a closed cylinder of height and
diameterem​

Answer 1

Answer:

729

Step-by-step explanation:

V=a^3,

Therefore a=9 ,

9^3=729

I hope this helps for first

for the second one

7.48m 2 of metal sheet is required

because height of cylinder tank mesuares 1m

Answer 2

Answer: 2) Volume=729 cm cube, Total surface area of a cube=486 cm sq.

              3) the question is not provided; no full information.

Step-by-step explanation:

2) Edge(a)=9 cm

Volume=a cube

Therefore, volume=(9*9*9)cm cube

                               =729 cm cube.

Surface Area of cube=6*(a*a)

                                   =6*(9*9)cm sq=486cm sq.

3)----