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| Define circle and centre with the help of a diagram | | Define circle and centre with the help of a diagram |
| | | |
− | ===Activity No # 1 === | + | ===Activity No # 1 To locate centres for circles === |
| {| style="height:10px; float:right; align:center;" | | {| style="height:10px; float:right; align:center;" |
| |<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;"> | | |<div style="width:150px;border:none; border-radius:10px;box-shadow: 5px 5px 5px #888888; background:#f5f5f5; vertical-align:top; text-align:center; padding:5px;"> |
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| |} | | |} |
| *Estimated Time | | *Estimated Time |
| + | 20 minutes |
| *Materials/ Resources needed | | *Materials/ Resources needed |
| + | For the teacher: chalk piece, geometry set.<br> |
| + | for the student: paper |
| *Prerequisites/Instructions, if any | | *Prerequisites/Instructions, if any |
| + | ''Instructions for the teacher:'' Draw few circles of different radii and name the centres <br> |
| + | ''Instructions for the student'' : name the centres of different circles |
| *Multimedia resources | | *Multimedia resources |
| *Website interactives/ links/ / Geogebra Applets | | *Website interactives/ links/ / Geogebra Applets |
| *Process/ Developmental Questions | | *Process/ Developmental Questions |
| + | Identify the centre. |
| *Evaluation | | *Evaluation |
| + | #How many centres does a circle has?<br> |
| + | #Where does the centre of the circle lie? (inside/outside) |
| *Question Corner | | *Question Corner |
| + | Is there a circle with 3/4/5 centres? |
| | | |
| ===Activity No # 2 === | | ===Activity No # 2 === |