UBSE - 7 - Maths :: The Triangle and its Properties

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Go To: UBSE-Mathematics-Grade 7

Lesson Plan
Textbook
Videos
Images
Activities
Additional Aids
Transliteration
Worksheets
Assessments

[Contributor - Rini Jose]

https://ncert.nic.in/textbook.php (Hindi and English)

[Author - 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)

[Author - 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)

[Author - 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?

[Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/UBSE/Maths/T+3969_ST+5651_V1.pdf (Worksheet 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/UBSE/Maths/T+3969_ST+5652_V1.pdf (Worksheet 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/UBSE/Maths/T+3969_ST+5653_V1.pdf (Worksheet 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/UBSE/Maths/T+3969_ST+5654_V1.pdf (Worksheet 4)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/UBSE/Maths/T+3969_ST+5655_V1.pdf (Worksheet 5)

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