Math, asked by dipaleep9807, 1 year ago

A well with inside diameter 30cm is digged 8.4m deep, earth taken out of it is spread around it to width of 7.5m to formed an embankment

Answers

Answered by venkateshsharma1632
0

Answer:

Step-by-step explanation: volume of the earth dug out =πr^2h=22/7*15*15*840=59400

Area of embankment i.e shaded region=1(R^2-r^2)

I(840*840-750*750)π(705600-562500)

Height of the embankment

Volume of the earth dug out/area of embankment

7*59400/22*143100

27504590000

Answered by mukhiyaji0234
0

Answer:

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