## CLASS 7 MATH NCERT SOLUTIONS FOR CHAPTER – 15 VISUALIZING SOLID SHAPES EX – 15.4

Visualising Solid Shapes 1. A bulb is kept burning just right above the following solids. Name the shape of the shadows obtained in each case. …

Visualising Solid Shapes 1. A bulb is kept burning just right above the following solids. Name the shape of the shadows obtained in each case. …

Visualizing Solid Shapes 1. What cross-sections do you get when you give a (i) vertical cut (ii) horizontal cut to the following solids? (a) A …

Visualizing Solid Shapes 1. Use isometric dot paper and make an isometric sketch for each one of the given shapes: (i) Solution:- (ii) Solution:- (iii) …

Visualizing Solid Shapes 1. Identify the nets which can be used to make cubes (cut out copies of the nets and try it): (i) Solution:- …

Symmetry 1. Name any two figures that have both line symmetry and rotational symmetry. Solution:- Equilateral triangle and Circle. 2. Draw, wherever possible, a rough …

Symmetry 1. Which of the following figures have rational symmetry of order more than 1: Solution:- (a) So, the above figure has its rotational symmetry …

Symmetry 1. Copy the figures with punched holes and find the axes of symmetry for the following: (a) Solution:- A figure has a line of …

Exponents and Powers 1. Write the following numbers in the expanded forms: 279404 Solution:- The expanded form of the number 279404 is, = (2 × …

Exponents and Powers 1. Using laws of exponents, simplify and write the answer in exponential form: (i) 32 × 34 × 38 Solution:- By the rule of …

Exponents and Powers 1. Find the value of: (i) 26 Solution:- The above value can be written as, = 2 × 2 × 2 × …

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