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The lower portion of a haystaack is and...

The lower portion of a haystaack is and inverted cone frustum and upper part is a cone as shown in figure .Find the total volume of haystack if AB =3 m and CD=2 m height of cone = 7 m and height of haystack =10.5 m

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The correct Answer is:
407 `m^(3)`
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NAGEEN PRAKASHAN-VOLUME AND SURFACE AREA OF SOLIDS-Exercise
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