51704082_BGM_9789387848771-Summit-G3-Workbook-Maths-Part1_Text

22) Identify which of the following are closed and open figures. a) b) c) Solution: …………………………………………………………………………………………. 23) Name any two closed objects which are also symmetrical. Draw the line through which they are considered symmetrical. Solution: …………………………………………………………………………………………. 24) Name any two symmetrical figures found in nature. Draw them and show the line of symmetry. Solution: …………………………………………………………………………………………. 97 Powered by Symmetry NR_BGM_9789387848771-Summit-G3-Workbook-Maths-Part1_Text_New.pdf 101 3/21/2018 10:31:43 AM

25) Answer the following: [ ] a) Is a tennis ball symmetrical? [ ] b) Is the human face symmetrical? [ ] c) Is our hand symmetrical? 26) Can you draw the line of symmetry through these objects? a) b) c) Solution: …………………………………………………………………………………………. Long Answer Questions 27) Name and draw any three symmetrical objects around you or in nature. Draw the line of symmetry through them. Solution: …………………………………………………………………………………………. _________________________________________________________________________ ________________________________________________________ _______________________________________________________________________ ____________________________________________________________________ 28) Name and draw any three symmetrical objects found in your classroom. 98 Solution: …………………………………………………………………………………………. NR_BGM_9789387848771-Summit-G3-Workbook-Maths-Part1_Text_New.pdf 102 3/21/2018 10:31:43 AM

Short Answer Question 29) Write your name in block letters and draw the line of symmetry through each of the letters? Solution: _____ Long Answer Question 30) Answer the following: a) Will a circular clock remain symmetric at all the positions of the hour and the minute hands? Explain your answer. b) When two parallel railway tracks cross each other at one point, is it an example of a closed or an open figure? Solution: …………………………………………………………………………………………. …………………………………………………………………………………………………….. …………………………………………………………………………………………………….. …………………………………………………………………………………………………….. 99 …………………………………………………………………………………………………….. …………………………………………………………………………………………………….. NR_BGM_9789387848771-Summit-G3-Workbook-Maths-Part1_Text_New.pdf 103 Symmetry 3/21/2018 10:31:43 AM

Take a square piece of paper. Examine its symmetry by folding it in different ways. (Textbook, Pg. 48) Collect some symmetrical pictures of animals, birds, leaves and flowers. 100 3/21/2018 10:31:43 AM NR_BGM_9789387848771-Summit-G3-Workbook-Maths-Part1_Text_New.pdf 104