CBSE students can refer to NCERT Solutions for Class 7 Maths Chapter 15 Visualising Solid Shapes Ex 15.4 Textbook Questions and Answers are provided by experts in order to help students secure good marks in exams.

## Class 7 Maths NCERT Solutions Chapter 15 Visualising Solid Shapes Ex 15.4

Question 1.

A bulb is kept burnings just right above the following solids. Name the shape of the shadows obtained in each case. Attempt to give a rough sketch of the shadow. (You may try to experiment first and then answer these questions).

(i)

(ii)

(iii)

Solution:

Question 2.

Here are the shadows of some 3-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)

(i)

(ii)

(iii)

(iv)

Solution:

Question 3.

Examine if the following are true statements :

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

Solution:

True, the cube can cast a shadow in the shape of a rectangle.

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

Solution:

False, the cube can not cast a shadow in the shape of a hexagon.