MHSB - 7 - Maths :: Circle
Go To:MSCERT-Mathematics-Grade 7
Course Content / Subtopic list:
- Circumference Of A Circle
- Perimeter And Diameter Relationship
- Arc Of The Circle
- Central Angle And Measure Of An Arc
Lesson Plan
[Contributor - Kripa S]
Objective: Introduce Circle and Explain different components of circle
Subtopics to be covered:
- Circumference of a circle
- Arc, central angle, measure of arc of a circle
Learning Outcome:
- Students can solve problems on circumference of circle
- They can find measure of an arc of a circle
Videos
[Contributor - Kripa S]
https://www.youtube.com/watch?v=7oNTNoYlqKg (circle)
Images
[Contributor - Kripa S]
http://www.gmatfree.com/wp-content/uploads/2014/07/ScreenHunter_185-Oct.-13-16.52.jpg (circle)
http://www.tpub.com/math1/18.htm26.gif (arc, sector, chord)
https://s-media-cache-ak0.pinimg.com/originals/5f/6f/8f/5f6f8fa04a02fb82eaa2bd4373f7d5d1.jpg (all parts in circle)
Activities
[Contributor - Kripa S]
1. Make teams of 5 students. Ask students to give examples of things that have shape of a circle:
eg: chapati, moon, sun, earth, ball, bangle, coins etc.
The team with maximum examples win.
Additional Aids
[Contributors - Kripa S, Shweta Angne]
https://community.ekstep.in/preview/content/do_31217917831991296011295 (Video on circle) (Source: Ekstep)
https://drive.google.com/open?id=0BzNF2YyqQxJ-MVA2MTg5TW9FMDA (Answer Key)
Transliteration
[Contributor - Niranjan Kadam]
| Term | Transliterated Term | Translated Term |
| circle | सर्कल | वर्तुळ |
| circumference | सार्कमफरन्स | परीघ |
| radius | रेडीयेस | त्रिज् |
| chords | कॉर्ड्स | जीवा |
| diameter | डायमीटर | व्यास |
| circular dish | सर्क्युलर डिश | वर्तु ळाकार पालथी थाळी |
| distance | डिस्टन्स | अंतर |
| arc of circle | आर्क ऑफ सरकल | वर्तु ळकंस |
| minor arc | मायनर आर्क | लघुकंस |
| major arc | मेजर आर्क | विशालकंस |
| semicircular arc | सेमीसर्क्युलर आर्क | अर्धवर्तु ळकंस |
| central arc | सेंट्रल आर्क | केंद्रीय कोन |
| angle | अँगल | माप |
Worksheets
[Contributor - Shweta Angne]
https://drive.google.com/open?id=0BzNF2YyqQxJ-WTlLbjI4YWNMbVU
Worksheets [Version 2021]
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/MHSB/Maths/T+2138_ST+5222_V1.pdf (Worksheet 1)
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/MHSB/Maths/T+2138_ST+5223_V1.pdf (Worksheet 2)
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/MHSB/Maths/T+2138_ST+5224_V1.pdf (Worksheet 3)
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/MHSB/Maths/T+2138_ST+5225_V1.pdf (Worksheet 4)
Answer Keys [Version 2021]
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/MHSB/Math/T+2138_ST+5222_V1.docx (Answerkey 1)
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/MHSB/Math/T+2138_ST+5223_V1.docx (Answerkey 2)
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/MHSB/Math/T+2138_ST+5224_V1.docx (Answerkey 3)
https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/MHSB/Math/T+2138_ST+5225_V1.docx (Answerkey 4)
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