please answer this question with explanation armys , spammers stay away
1.Anar had a rectangular plot of land . The land is 800m in area ,can you suggest the length and breadth of the plot in two ways to get the area 800m and also find the perimeter of the plot
please answer fast armys
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1
Step-by-step explanation:
Volume of earth dug out :
= (240 × 180 × 0.25) m3
= 10800 m3
Let the depth of the drain-let be h metres
Then, Volume of earth dug out :
= [{(260 × 200) - (240 × 180)}h ] m3
= (8800h) m3
∴ 8800h = 10800
⇒ h = 108008800
⇒ h = 2722
⇒ h = 1.227 m
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