Question

a circle of radius 4 cm is cut out from a square sheet of 12 cm find the area of remaining sheet also find the cost of all state at rupees 8 per CM square use 5 is equals to 3.14​

Answer 1

Answer:

Step-by-step explanation:

Step-by-step explanation:

Area of square sheet=(12)^2 cm^2

Area of circle=π(4)^2 cm^2

Area of sheet left=(12)^2-π(4)^2

=93.734

As for the cost according to the dimensions mentioned you need thickness of the sheet too let it be 't'

So volume of sheet =93.734*t cm^3

So the cost =Rs. 93.734*t*8

=Rs.749.87×t

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