# MHSB - 7 - Maths :: Circle

## Course Content / Subtopic list:

1. Circumference Of A Circle
2. Perimeter And Diameter Relationship
3. Arc Of The Circle
4. 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]

## Images

[Contributor - Kripa S]

http://www.tpub.com/math1/18.htm26.gif (arc, sector, chord)

## 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.

[Contributors - Kripa S, Shweta Angne]

https://community.ekstep.in/preview/content/do_31217917831991296011295 (Video on circle) (Source: Ekstep)

## Transliteration

 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]

Worksheets [Version 2021]