Question

A cubical cistern can contain 729 liter of water find the area of its base

Answer 1

Answer:

cubical cistern means every side are equal.

L=S cm

B=S cm

H=S cm

Volume of Cistern=S×S×S=729000cm3

⇒S3=729000

⇒S=90 cm

side of base =S

Area of base (Square) =S×S=90×90=8100sq.cm