DSERT - 7 - Maths :: Symmetry
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[Author - Kripa S]
Objective: Learn similarity in patterns
Subtopics to be covered:
- Symmetry -> line, mirror, rotational
- patterns with mirror reflection
- guess patterns on 1/4 turn, 1/3 turn, 1/2 turn
Learning Outcome:
- Students can identify a pattern asked for from above subtopics
[Contributor - Rini Jose]
http://www.ktbs.kar.nic.in/New/website%20textbooks/class7/7th-english-maths-2.pdf#page=115 (English)
http://www.ktbs.kar.nic.in/New/website%20textbooks/class7/7th-kannada-maths-2.pdf#page=138 (Kannada)
[Author - Kripa S]
[Author - Kripa S]
http://www.onlinemathlearning.com/image-files/lines-of-symmetry.jpg (lines of symmetry)
https://upload.wikimedia.org/wikipedia/commons/thumb/2/2d/Symmetry.png/250px-Symmetry.png (pattern)
[Author - Kripa S]
1. List any 4-5 things that are symmetrical in your house, locality
2. Collect some flowers, leaves that have one or many lines of symmetry and show it in class.
[Contributor - Getha Krishnamurthy]
https://drive.google.com/open?id=0BzNF2YyqQxJ-YTZjdUhiUDFlV0U
[Contributor - Apoorva Ramachandra]
Term | Transliterated Term | Translated Term |
Symmetry | ಸಿಮ್ಮೆಟ್ರಿ | ಸಮಮಿತಿ |
Reflection Symmetry | ರಿಫ್ಲೆಕ್ಷನ್ ಸಿಮ್ಮೆಟ್ರಿ | ಪ್ರತಿಫಲನ ಸಮಮಿತಿ |
Rotational Symmetry | ರೊಟೇಷನಲ್ ಸಿಮ್ಮೆಟ್ರಿ | ಪರಿಭ್ರಮಣ ಸಮಮಿತಿ |
2D figures | 2D ಫಿಗರ್ಸ್ | 2D ಆಯಾಮಗಳು |
Symmetrical figures | ಸಿಮ್ಮೆಟ್ರಿಕಲ್ ಫಿಗರ್ಸ್ | ಸಮಮಿತಿ ಆಕೃತಿಗಳು |
Axis of symmetry | ಆಕ್ಸಿಸ್ ಆಫ್ ಸಿಮ್ಮೆಟ್ರಿ | ಸಮಮಿತಿ ಅಕ್ಷ |
Rotation | ರೊಟೇಷನ್ | ಭ್ರಮಣ |
Centre of rotation | ಸೆಂಟರ್ ಆಫ್ ರೊಟೇಷನ್ | ಭ್ರಮಣ ಕೇಂದ್ರ |
Angle of rotation | ಆಂಗಲ್ ಆಫ್ ರೊಟೇಷನ್ | ಭ್ರಮಣ ಕೋನ |
Order of rotational symmetry | ಆರ್ಡರ್ ಆಫ್ ರೊಟೇಷನಲ್ ಸಿಮ್ಮೆಟ್ರಿ | ಭ್ರಮಣ ಸಮಮಿತಿಯ ಕ್ರಮ |
Term' | 'Transliterated Term' | 'Translated Term' |
Symmetry | ಸಿಮ್ಮೆಟ್ರಿ | ಸಮಮಿತಿ |
Reflection Symmetry | ರಿಫ್ಲೆಕ್ಷನ್ ಸಿಮ್ಮೆಟ್ರಿ | ಪ್ರತಿಫಲನ ಸಮಮಿತಿ |
Rotational Symmetry | ರೊಟೇಷನಲ್ ಸಿಮ್ಮೆಟ್ರಿ | ಪರಿಭ್ರಮಣ ಸಮಮಿತಿ |
2D figures | 2D ಫಿಗರ್ಸ್ | 2D ಆಯಾಮಗಳು |
Symmetrical figures | ಸಿಮ್ಮೆಟ್ರಿಕಲ್ ಫಿಗರ್ಸ್ | ಸಮಮಿತಿ ಆಕೃತಿಗಳು |
Axis of symmetry | ಆಕ್ಸಿಸ್ ಆಫ್ ಸಿಮ್ಮೆಟ್ರಿ | ಸಮಮಿತಿ ಅಕ್ಷ |
Rotation | ರೊಟೇಷನ್ | ಭ್ರಮಣ |
Centre of rotation | ಸೆಂಟರ್ ಆಫ್ ರೊಟೇಷನ್ | ಭ್ರಮಣ ಕೇಂದ್ರ |
Angle of rotation | ಆಂಗಲ್ ಆಫ್ ರೊಟೇಷನ್ | ಭ್ರಮಣ ಕೋನ |
Order of rotational symmetry | ಆರ್ಡರ್ ಆಫ್ ರೊಟೇಷನಲ್ ಸಿಮ್ಮೆಟ್ರಿ | ಭ್ರಮಣ ಸಮಮಿತಿಯ ಕ್ರಮ |
[Contributor - Geetha Krishnamurthy]
https://drive.google.com/open?id=0BzNF2YyqQxJ-VjBJbER3dHZDYTA
Worksheets [Version 2021]
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/DSERT/Maths/T+4296_ST+4923_V1.pdf (Worksheet 1)
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/DSERT/Maths/T+4296_ST+4924_V1.pdf (Worksheet 2)
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/DSERT/Maths/T+4296_ST+4925_V1.pdf (Worksheet 3)
Answerkeys [Version 2021]
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/DSERT/Math/T+4296_ST+4923_V1.docx (Answerkey 1)
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/DSERT/Math/T+4296_ST+4924_V1+.docx (Answerkey 2)
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/DSERT/Math/T+4296_ST+4925_V1.docx (Answerkey 3)
Worksheets [Version 2021]
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/DSERT/Maths/T+4296_ST+4923_V1.pdf (Worksheet 1)
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/DSERT/Maths/T+4296_ST+4924_V1.pdf (Worksheet 2)
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/DSERT/Maths/T+4296_ST+4925_V1.pdf (Worksheet 3)
Answerkeys [Version 2021]
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/DSERT/Math/T+4296_ST+4923_V1.docx (Answerkey 1)
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/DSERT/Math/T+4296_ST+4924_V1+.docx (Answerkey 2)
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/DSERT/Math/T+4296_ST+4925_V1.docx (Answerkey 3)
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