Q36 of 52 Page 344

Fill in the blanks to make the correct statement.

The volume of a cylinder which exactly fits in a cube of side a is _________.

Since, the cylinder that exactly fits in cube of side a ,has its height equal to the edges of the cubes and radius equal to half the edges of the cube.


Height = a and radius =


Now, volume of the cylinder = πr2h = πa


=


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34

Fill in the blanks to make the correct statement.

The volume of a cylinder becomes ________ the original volume, if the radius becomes half of the original radius.

 35

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The curved surface area of the cylinder is reduced by _______ percent, if the height is half of the original height.

 37

Fill in the blanks to make the correct statement.

The surface area of the cylinder which exactly fits in a cube of sides a is ________.

 38

Fill in the blanks to make the correct statement.

If the diagonal d of the quadrilateral is doubled and the heights h1 and h2 is falling on d are halved, then the area of quadrilateral is _________.