Look around you and identify things with straight and curved edges.

एक पंक्ति में उत्तर

Following things have straight edges; picture, book, door, newspaper, blackboard.
Following things have curved edges; ball, grapes, apple, lemon, coconut.

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Shapes and Designs

क्या इस प्रश्न या उत्तर में कोई त्रुटि है?

अध्याय 5: Shapes and Designs - Edges and Corners [पृष्ठ ६४]

अध्याय 5 Shapes and Designs
Edges and Corners | Q a) | पृष्ठ ६४

Looking at the picture given above, can you tell who is out?

Where is Guddu standing?

Do the things with straight edges have corners?

Take a rectangular sheet of paper.
Count its corners.
Now fold one of its corners.
a) How many corners does it have now?
b) How many corners will you get by folding
i) 2 corners
ii) 3 corners
iii) 4 corners
c) Can you fold this paper in such a way that it has only three corners? You are allowed only two folds.
What shape will you get?
Repeat the activity with a square sheet of paper.
Can you fold all the corners of the square sheet in such a way that the number of corners remains unchanged?

Which two pieces of the tangram set are exactly same? Find out.

Find matching sides among the following pairs of pieces.

Which geometrical shapes can you identify in these borders? Draw them in your notebook.

Is any shape repeating in a particular pattern? Which ones?

Look at your cloths, your mother’s saris/shawls, rugs and mats. Can you identify some patterns? Draw them in your notebook.

Have you seen this shape in any other design - on a wall, a dress, on a basket, a mat etc.?