Q16 of 124 Page 364

When we cut a corner of a cube as shown in the figure 12.19, we get the cutout piece as:

If we cut a corner of a cube as shown in the figure, then we will get a cut piece in the form of a triangular pyramid.

So the correct answer is C.

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The solid with one circular face, one curved surface and one vertex is known as:

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If three cubes each of edge 4 cm are placed end to end, then the dimensions of resulting solid are:

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If we rotate a right-angled triangle of height 5 cm and base 3 cm about its height a full turn, we get

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If we rotate a right-angled triangle of height 5 cm and base 3 cm about its base, we get: