Question

The farmer digs a well to store water for his crops. How many cubic meters of earth must be dug out

to make it 40 m deep and 7 m wide. How may litres of water can it hold​

Answer 1

Step-by-step explanation:

10:39

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Math

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respectively

Step 1 of 2

Step 1:- Apply formula given in section 1

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Answer

66

Height = 7m and Diameter = 2.8m

Find Radius:

Radius Diameter + 2

Radius 2.8÷2=1.4 m

Find volume:

Volume = πr²h

Volume =

(1.4)2(7) = 43.12 m³

Answer: 43.12 m³ of earth needs to be dug out.

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