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    E:\Working\Orange_Education\Math_Genius_2\Open_Files\Chap_08
                   \ 26-Sep-2025  Bharat Arora   Proof-10                                   Reader’s Sign _______________________ Date __________

                           Practice time 8a

                  1.  When do you see a shadow?

                  2.  Where would you like to rest when you are in the garden on a hot sunny day?
                  3.  draw the objects that you see around you similar to these shapes in the

                       correct columns. One has been done for you.

                  4.  Count the number of different shapes.

                  5.  Fill in the blanks.
                       (a) A square has .......................... sides and .......................... vertices.

                       (b) All the sides of a square are  .......................... .

                       (c) A triangle has .......................... sides and .......................... vertices.
                       (d) A rectangle has .......................... sides and .......................... vertices.

                       (e) A circle has .......................... sides and .......................... vertices.

                  Straight and curVEd LinES

                  •  Take a thread.
                  •  Hold one end in your one hand and the other

                       end in the other hand.
                  •  Now, stretch the thread tightly.

                  •  The thread forms a straight line.

                                                                                            Straight line

                  Mathematics-2                                                                                         141

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