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Shapes and Patterns, , Let's Recall ..., , : @ Colour the flat figures pink and solid figures orange. Also, write down, the shapes they represent., —, , ei (b) ? | ae, , , , , , , , , , , , , , , , =, , 8 If we trace the shapes of the base of the following solid figures, which plane figures, will be obtained. Write their names., , (c)
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atthe given picture and write th, © Number of:, , rizontal ese, , , , (b) vertical lines, , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , janting i, (d) curved lines, and sides, 4 where re two straight lines meet is kn Corner Side, it -The lines joining two adjacent Le “A pan comer, pe called sides., the given figure. . The line joining adjacent —e see, 2 B is side AB. The line joining, tcomers B and C is side BC and so on, comer 70 FC Comer, 4, , ining the opposite and non-adjacent P = Q, Mofastaight sided shapeiscalledadiagonal. 5;, Diagonal— +—Diagonal, square pors, Q and S are opposite and nonEo. So, QS is a diagonal. Similarly, PR, a diagonal., 5 R, mplete the following table using the given shapes., MA * he Achessboard, a, hi ee ee, a er, } Pe ae, : |
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GEST" the the Columns A, Bc |, of its ah Te Tide so, w ot Fed he esi, point falls. Here, th, First Vertex je TOW an, we write it as (1, c) Similarly a ee, The second sha :, , © Column jn Which the, & first TOW an Column C. So, © in the rid j, are (5,F) (5,4) (7, 5 and (1,3 S96. The p, , , , , , , , , Ces are (3, A) and (3, E)., , OSitions of its 4 vertices, es and Faces of Solid Fj, , 9ures, t a figure with length, Width, 9 known as three., , and height ;, dimen aot, shapes., , se 01, Stonal or 3, , WN as a solid shape. Such, DB Shapes, Let's revise some terms, , What figure do you get when, you join 2 cubes of edge 3 cm?, , x; The point where 2 edges Meet is called a, , Number and | Number and shape SU Cli, shape of faces of edges Neate, , , , , , , , , , , , , , , , , , 6, square 12, straight 8, i 8, tangle 12, straight, 6, re, 0 0, 1, curved
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contd..., , Solid shape Trl stadia le}, shape of faces, , , , Number and shape Number of, , , , , , , , , , , , , , of edges Wintlasty, Cone, vertex, 4. mini face 2,1 flat and 1, curved 1, 1 curved, flat face, curved edge, Cylinder, edge, 5. flat face 3, 2 flatand, clined (acs a euned 2, curved 0, Hemisphere, curved edge, 6. flat face zi faba 1, curved 0, 1 curved, curved face, , 1. Give one word or a few words for the following statements., (a) A figure with length, width and height, (b) The side where 2 faces of a solid figure meet, (©) The solid figure with 1 curved face and no vertex and edge, , , , (d) The shape of faces in a cuboid, (e) The number of edges in a cylinder, (f) The number of vertices in a cone, , 2. Using the given grid, write the position of the vertices of the shapes drawn., MEPEGEDLE FG H | J, , , , , , ° I., , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , fleet. |-|-|-HI:, meee ela NI, , aft lilt Atte te i, , pees |-|-|-|-l+):
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wite sthe number and shape of faces, , W aaa ntion the numb: : ed, fa so, men ST Of Verticas of Gan, for each of the following figures,, , , , , , , , , , , , , , , , , , , , , , , , , , , P (b) =, i / (c) a), =, wo, itions of the vertices of two sh, below. Draw the shape: nebes ABCDeE, d name them. pee Vie erie 2 SH, (1, D), (3, A), (3, D) 2| lla si elles lneaale, (5, D), (5, H) 3 | Dole et ae, 4 e . . | . . . . ., , , , , , , , , , , , , , , , , , , , , , , , arrangement of repeated designs, figures, letters,, , ucan see patterns on a dress, bedsheet, doors, wal, , ies of numbers. For a design to be a pattern,, of sequence., , objects or, Is, etc. and, it must follow, , Look at the following designs to see whether they form, patterns or not., , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , 3, 51, 60, 80, 10, 12716, 19; 31, 33,, design follows a rule which is a square followed by a, given de, , it i attern., ircle. Hence, it is a Pp, n ‘followed by 2 ¢ a, 4 5 are identical and are arranged in a sequ, ee his design is a pattern., , rding to their colour, t |
