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| + | [https://teacher-network.in/OER/hi/index.php/%E0%A4%A4%E0%A5%8D%E0%A4%B0%E0%A4%BF%E0%A4%AD%E0%A5%81%E0%A4%9C Hindi] |
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| == Concept Map == | | == Concept Map == |
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| == Teaching Outlines == | | == Teaching Outlines == |
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− | === Concept 1: === | + | === Concept 1: Introduction to Triangles === |
| Briefly describe the concept (2-3 sentences) | | Briefly describe the concept (2-3 sentences) |
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| + | {{Geogebra|yfkCbEs8}} |
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| + | Download the [https://teacher-network.in/OER/images/0/0a/Introduction_to_Triangle.ggb Geogebra file] and open/edit in your computer using the Geogebra application |
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| === Activities === | | === Activities === |
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| ===== Evaluation at the end of the activity ===== | | ===== Evaluation at the end of the activity ===== |
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− | === Concept 2: === | + | === Concept 2: Properties of a Triangle === |
| Briefly describe the concept (2-3 sentences) | | Briefly describe the concept (2-3 sentences) |
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| + | {{Geogebra|BPXkyfte}} |
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| + | Download the [https://teacher-network.in/OER/images/d/dd/Types_of_Triangles-_Properties%2C_Conditions.ggb Geogebra file] and open/edit in your computer using the Geogebra application |
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| + | {{Geogebra|H8798yBj}} |
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| + | Download the [https://teacher-network.in/OER/images/1/1c/Exterior_Angle_Property_in_Triangle.ggb Geogebra file] and open/edit in your computer using the Geogebra application |
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| + | {{Geogebra|kUJ6udef}} |
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| + | Download the [https://teacher-network.in/OER/images/6/67/Angle_Sum_Property_of_a_Triangle.ggb Geogebra file] and open/edit in your computer using the Geogebra application |
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| + | {{Geogebra|uyXcmvYD}} |
| + | |
| + | Download the [https://teacher-network.in/OER/images/e/ef/Exterior_Angle_of_a_Triangle.ggb Geogebra file] and open/edit in your computer using the Geogebra application |
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| === Activities === | | === Activities === |
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| === Solved problems/ key questions (earlier was hints for problems) === | | === Solved problems/ key questions (earlier was hints for problems) === |
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− | === Concept 3: === | + | === Concept 3: Area of Triangles === |
| Briefly describe the concept (2-3 sentences) | | Briefly describe the concept (2-3 sentences) |
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| + | {{Geogebra|SsQMKrk7}} |
| + | |
| + | Download the [https://teacher-network.in/OER/images/a/a7/Area_of_a_Triangle.ggb Geogebra file] and open/edit in your computer using the Geogebra application |
| + | |
| + | {{Geogebra|JgMBhrC3}} |
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| + | Download the [https://teacher-network.in/OER/images/a/a1/Construction_of_Equilateral_Traingle.ggb Geogebra file] and open/edit in your computer using the Geogebra application |
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| === Activities === | | === Activities === |