NCERT - 8 - Maths :: Visualizing Solid Shapes

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Go To: NCERT-Mathematics-Grade 8

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[Author - Kripa S]


Objective: Revise 3D and 2D shapes, reading a net of an object and draw the 3D shape

Subtopics to be covered:

- 2D figures, 3D shapes and their connection

- Different ways to view a 3D object (top, front, side)

- Faces, Edges, Vertices for a 3D object, Euler's formula

Learning Outcome:

- Students can identify different 2D and 3D shapes

- They know to read, or draw the different views for a 3D shape

- They can solve problems based on 3D objects using Euler's formula


[Author - Kripa S, Rishi Mazumdar]

(Source - Smart Learning for All) https://www.youtube.com/watch?v=AsQ_uJDBrIU (English -solid shapes)

(Source - Bodhaguru) https://www.youtube.com/watch?v=2Ks4vl4_X_s (Hindi - how to get 3D shapes from 2D shapes)

(Source - MagicPathshala.com) https://www.youtube.com/watch?v=9E68DOaAJvU (Hindi - solid shapes)

(Source - Khan Academy) https://hi.khanacademy.org/math/in-math-by-grade/in-eighth-grade-math/new-topic-2016-12-08T07:07:56.390Z (Hindi - Visualizing solid shapes)

[Author - Kripa S]


1. Share examples of cube, pyramid, sphere from daily life. (example: ice cream cone, moon, ball, dice, brick etc)

2. Make different closed 3D shapes using 12 pens or sticks.


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