Difference between revisions of "NCERT - 7 - Maths :: The Triangle and its Properties"
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https://drive.google.com/open?id=0BzNF2YyqQxJ-azBaSHk2NG9LT3M (JEPC Board) (Hindi Medium) | https://drive.google.com/open?id=0BzNF2YyqQxJ-azBaSHk2NG9LT3M (JEPC Board) (Hindi Medium) | ||
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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) | ||
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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) | ||
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=Activities= | =Activities= | ||
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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? | ||
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=Additional Aids= | =Additional Aids= | ||
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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) | ||
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=Transliteration= | =Transliteration= | ||
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|'''Term''' || '''Transliterated Term''' || '''Translated Term'''|| | |'''Term''' || '''Transliterated Term''' || '''Translated Term'''|| | ||
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=Assessments= | =Assessments= | ||
Revision as of 06:37, 1 September 2017
Go To: NCERT-Mathematics-Grade 7
- Lesson Plan
- Textbook
- Videos
- Images
- Activities
- Additional Aids
- Transliteration
- Worksheets
- Assessments
[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
[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)
[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)
[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)
[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?
[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)
[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 |
[Contributor - Apoorva Khadilkar]
https://drive.google.com/open?id=0B4m07xnDF8JpN3RLeEp5QmFTUHc
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