Wednesday, May 27, 2020

NCERT solution class 7 chapter 15 Visualising solid shapes 15.3 mathematics

EXERCISE 15.3


Q 1, Ex 15.3 - Visualising Solid Shapes - Chapter 15 - Maths Class 7th - NCERT

Page No 288:

Question 1:

What cross-sections do you get when you give a
(i) vertical cut (ii) horizontal cut
to the following solids?
(a) A brick (b) A round apple (c) A die
(d) A circular pipe (e) An ice cream cone

Answer:

(a) A brick
We can give a vertical cut to a brick in the following way.

We can give a horizontal cut to a brick in the following way.

(b) A round apple
We can give a vertical cut to a round apple in the following way.

We can give a horizontal cut to a round apple in the following way.

(c) A die
We can give a vertical cut to a dice in the following way.

We can give a horizontal cut to a dice in the following way.

(d) A circular pipe
We can give a vertical cut to a circular pipe in the following way.

We can give a horizontal cut to a circular pipe in the following way.

(e) An ice cream cone
We can give a vertical cut to an ice cream cone in the following way.

We can give a horizontal cut to an ice cream cone in the following way.

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