Difference between revisions of "NCERT - 7 - Maths :: The Triangle and its Properties"
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Go To: [[NCERT-Mathematics-Grade 7]] | Go To: [[NCERT-Mathematics-Grade 7]] | ||
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| + | <h2> Course Content / Subtopic list: </h2> | ||
| + | <br> | ||
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| + | <ol> | ||
| + | <li>Medians Of A Triangle, Altitudes Of triangles</li> | ||
| + | <li>Exterior Angle And Its Properties</li> | ||
| + | <li>Angle Sum Property Of A Triangle</li> | ||
| + | <li>Two Special Triangles, Sum Of Length Of 2 Sides Of triangle</li> | ||
| + | <li>Right Angled Triangle And Pythagoras Property</li> | ||
| + | </ol> | ||
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| + | =Textbook= | ||
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| + | [Contributor - Kripa S] | ||
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| + | http://epathshala.nic.in/wp-content/doc/book/flipbook/Class%20VII/0757-Ganit/Chap-6/index.html (NCERT Hindi Medium) | ||
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| + | http://epathshala.nic.in/wp-content/doc/book/flipbook/Class%20VII/0756-Mathematics/Chapter%206/index.html (NCERT English Medium) | ||
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| + | https://drive.google.com/open?id=0BzNF2YyqQxJ-azBaSHk2NG9LT3M (JEPC Board) (Hindi Medium) | ||
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| + | =Teaching Learning Resources= | ||
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| + | <h2>Lesson Plan</h2> | ||
| + | [Contributor - Kripa S] | ||
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| − | + | <h2>Videos</h2> | |
| − | + | [Contributor- Rishi Mazumdar] | |
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https://hi.khanacademy.org/math/in-seventh-grade-math/triangle-pror (Properties of Triangle) | https://hi.khanacademy.org/math/in-seventh-grade-math/triangle-pror (Properties of Triangle) | ||
| + | <h2>Images</h2> | ||
| − | + | [Contributor - Kripa S] | |
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https://upload.wikimedia.org/wikipedia/commons/thumb/b/b2/TriangleInequality.svg/220px-TriangleInequality.svg.png ( Property of lengths of sides of triangle) | https://upload.wikimedia.org/wikipedia/commons/thumb/b/b2/TriangleInequality.svg/220px-TriangleInequality.svg.png ( Property of lengths of sides of triangle) | ||
| + | <h2>Activities</h2> | ||
| − | + | [Contributor - Kripa S] | |
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2. Draw one equilateral triangle, one isosceles triangle, one scalene triangle. Find their altitudes and means. What is common about them? | 2. Draw one equilateral triangle, one isosceles triangle, one scalene triangle. Find their altitudes and means. What is common about them? | ||
| + | <h2>Additional Aids</h2> | ||
| − | + | [Contributor - Apoorva Khadilkar] | |
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https://community.ekstep.in/preview/content/do_30091190 (Video on types of triangle) (Source: Ekstep) | https://community.ekstep.in/preview/content/do_30091190 (Video on types of triangle) (Source: Ekstep) | ||
| − | + | <h2>Transliteration</h2> | |
| − | + | [Contributor - Fathima Nazar] | |
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|'''Term''' || '''Transliterated Term''' || '''Translated Term'''|| | |'''Term''' || '''Transliterated Term''' || '''Translated Term'''|| | ||
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| − | + | <h2>Worksheets</h2> | |
| − | [ | + | [Contributor - Apoorva Khadilkar] |
| − | https://drive.google.com/open?id=0B4m07xnDF8JpN3RLeEp5QmFTUHc | + | https://drive.google.com/open?id=0B4m07xnDF8JpN3RLeEp5QmFTUHc |
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<headertabs/> | <headertabs/> | ||
<vote type=1 /> | <vote type=1 /> | ||
<comments/> | <comments/> | ||
Latest revision as of 10:00, 19 August 2023
Go To: NCERT-Mathematics-Grade 7
Course Content / Subtopic list:
- Medians Of A Triangle, Altitudes Of triangles
- Exterior Angle And Its Properties
- Angle Sum Property Of A Triangle
- Two Special Triangles, Sum Of Length Of 2 Sides Of triangle
- Right Angled Triangle And Pythagoras Property
[Contributor - Kripa S]
http://epathshala.nic.in/wp-content/doc/book/flipbook/Class%20VII/0757-Ganit/Chap-6/index.html (NCERT Hindi Medium)
http://epathshala.nic.in/wp-content/doc/book/flipbook/Class%20VII/0756-Mathematics/Chapter%206/index.html (NCERT English Medium)
https://drive.google.com/open?id=0BzNF2YyqQxJ-azBaSHk2NG9LT3M (JEPC Board) (Hindi Medium)
Lesson Plan
[Contributor - Kripa S]
Objective: Explain properties of triangle for different types of triangle
Subtopics to be covered:
- Revise types of triangles based on sides and angles
- Median and Altitude of a triangle
- Exterior angle of triangle and its property
- Angle sum Property of triangle
- Property on sum of lengths of sides of triangle
Learning Outcome:
- Students can solve problems based on the above concepts
Videos
[Contributor- Rishi Mazumdar]
https://youtu.be/4jVoVOq6v2E (Khan Academy - Properties of Triangle)
https://hi.khanacademy.org/math/in-seventh-grade-math/triangle-pror (Properties of Triangle)
Images
[Contributor - Kripa S]
https://s3-ap-southeast-1.amazonaws.com/learnhive/lcards/Types-of-Triangles-521dd275368b9.png (types of triangles)
http://s3-ap-southeast-1.amazonaws.com/subscriber.images/maths/2016/06/22114543/ALTITUDE.png (Altitudes of a triangle)
http://s3-ap-southeast-1.amazonaws.com/subscriber.images/maths/2016/06/22114547/Triangle.Centroid.Median.png (Medians of a triangle)
http://image.wistatutor.com/content/feed/u774/angle%20pro3.JPG (exterior angle property)
https://dj1hlxw0wr920.cloudfront.net/userfiles/wyzfiles/f0516fa1-669b-441d-9f11-a33907a2a0b0.gif (Angle sum property of a triangle)
https://upload.wikimedia.org/wikipedia/commons/thumb/b/b2/TriangleInequality.svg/220px-TriangleInequality.svg.png ( Property of lengths of sides of triangle)
Activities
[Contributor - Kripa S]
1. Can a median of a side of triangle be out of the triangle ? Try and see.
2. Draw one equilateral triangle, one isosceles triangle, one scalene triangle. Find their altitudes and means. What is common about them?
Additional Aids
[Contributor - Apoorva Khadilkar]
https://drive.google.com/open?id=0B4m07xnDF8JpWVp5Zm1GcXI0LUU
[Contributor - Kripa S]
https://community.ekstep.in/preview/content/do_30091190 (Video on types of triangle) (Source: Ekstep)
Transliteration
[Contributor - Fathima Nazar]
| Term | Transliterated Term | Translated Term | |
| triangle | ट्रायंगल | त्रिभुज | |
| vertices | वरटिसेस | कोने | |
| scalene | स्केलीन | विषम भुज तथ कोण वाला | |
| isoceles | आइसोसेलेस | समद्विबाहु | |
| equilateral | इक्विलाटेरल | समभुज | |
| acute | एक्यूट | तीव्र | |
| obtuse | ओब्ट्यूस | कुंठित | |
| right angle | राइट एंगल | समकोण | |
| altitude | अल्टीट्यूड | ऊंचाई | |
| height | हाइट | ऊंचाई | |
| interior | इंटीरियर | आंतरिक | |
| exterior | एक्सटेरियर | बाहरी |
Worksheets
[Contributor - Apoorva Khadilkar]
https://drive.google.com/open?id=0B4m07xnDF8JpN3RLeEp5QmFTUHc
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