EXERCISE 15.4

A bulb is kept burning just right above a cylindrical pipe. Name the shape of the shadow obtained. Attempt to give a rough sketch of the shadow.

A bulb is kept burning just right above a book. Name the shape of the shadow obtained. Attempt to give a rough sketch of the shadow.

Here is the shadow of a $3-\mathrm{D}$ object, when seen under the lamp of an overhead projector. Identify the solid(s) that match the shadow. (There may be multiple answers for these!)

Here are the shadows of some $3-\mathrm{D}$ objects, when seen under the lamp of an overhead projector. Identify the solid(s) that match each shadow. (There may be multiple answers for these!)

Here is the shadow of a $3-\mathrm{D}$ object, when seen under the lamp of an overhead projector. Identify the solid(s) that match the shadow. (There may be multiple answers for these!)

Here is the shadow of a $3-\mathrm{D}$ object, when seen under the lamp of an overhead projector. Identify the solid(s) that match the shadow. (There may be multiple answers for these!)

Examine if the following is a true statement:

The cube can cast a shadow in the shape of a rectangle.

Examine if the following is a true statement:

The cube can cast a shadow in the shape of a hexagon.