**Exercise 15.1 :** Solutions of Questions on Page Number : **281**

## NCERT Solutions for Class 7 Maths Chapter 15 – Visualising Solid Shapes

**Exercise 15.2 :** Solutions of Questions on Page Number :** 285**

**Exercise 15.3 :** Solutions of Questions on Page Number : **288**

**Exercise 15.4 :** Solutions of Questions on Page Number :** 289**

**Question 2 : **

Here are the shadows of some 3−D objects, when seen under the lamp of an overhead projector. Identify the solids (s) that match each shadow. (There may be multiple answers for these!)

** Answer : **The given shadows can be obtained in case of the following objects.

i . Compact disk

ii . A dice

iii . Triangular pyramid

iv . Note Book

**Q3 : Examine if the following are true statements:**

**(i) 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.**

**Answer :**

A cube can cast shadow only in the shape of a square. Therefore, any other shapes are not possible.