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| ##[http://ktbs.kar.nic.in/New/Textbooks/class-x/english/maths/class-x-english-maths-chapter15.pdf Karnataka text book for Class 10, Chapter 15 - Tangent Properties] | | ##[http://ktbs.kar.nic.in/New/Textbooks/class-x/english/maths/class-x-english-maths-chapter15.pdf Karnataka text book for Class 10, Chapter 15 - Tangent Properties] |
| # Syllabus documents (CBSE, ICSE, IGCSE etc) | | # Syllabus documents (CBSE, ICSE, IGCSE etc) |
− | #
| |
| | | |
| === Learning Objectives === | | === Learning Objectives === |
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| =====Activities===== | | =====Activities===== |
| ======[[A discussion on “Life without circular shaped figures.”|A discussion on “Life without circular shaped figures.”]]====== | | ======[[A discussion on “Life without circular shaped figures.”|A discussion on “Life without circular shaped figures.”]]====== |
| + | Discussion based activity to relate and assimilate circular shapes seen in our surroundings. |
| | | |
| ====== [[Circle as a shape|Circle as a shape]] ====== | | ====== [[Circle as a shape|Circle as a shape]] ====== |
| + | A circle is the set of all points in the plane that are a fixed distance from a fixed point. |
| | | |
− | ====== [[Pi the mathematical constant|Pi the mathematical constant]] ======
| + | ====== [[Is circle a Polygon ? - A debate|Is circle a Polygon ? - A debate]] ====== |
− | | + | A polygon when increased in number of sides tends to form a circle is shown with this interesting activity. |
− | ======[[Is circle a Polygon ? - A debate|Is circle a Polygon ? - A debate]]====== | |
| | | |
| ====== [[Concentric circles|Concentric circles]] ====== | | ====== [[Concentric circles|Concentric circles]] ====== |
| + | Drawing concentric circles, with this hands on activity circle as a shape and variations in it is explored. |
| | | |
| ====== [[Congruent circles|Congruent circles]] ====== | | ====== [[Congruent circles|Congruent circles]] ====== |
| + | Equal circles are circles with same radius is a concepts that is introduced in this activity. |
| | | |
| ====== [[Equal parts in a circle]] ====== | | ====== [[Equal parts in a circle]] ====== |
| + | Dividing a circle in to parts and exploring to divide it into equal parts is show in this activity. |
| + | |
| + | ====== [[Pi the mathematical constant|Pi the mathematical constant]] ====== |
| | | |
| ==== Concept #2 Terms associated with circles ==== | | ==== Concept #2 Terms associated with circles ==== |