NCERT - 7 - Maths :: Practical Geometry

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[Contributor - Kripa S]

Objective: To construct triangles

Subopics to be covered:

- Contruction of triangle using SSS criteria

- Construction of triangle using SAS criteria

- Construction of triangle using ASA criteria

- Construction of triangle using right angle, hypotenuse criteria

Learning Outcome:

- Students can construct a triangle based on given measurements by using one of the four criteria

[Contributor - Kripa S]

http://epathshala.nic.in/wp-content/doc/book/flipbook/Class%20VII/0757-Ganit/Chap-10/index.html (NCERT Hindi Medium)

http://epathshala.nic.in/wp-content/doc/book/flipbook/Class%20VII/0756-Mathematics/Chapter%2010/index.html (NCERT English Medium)

https://drive.google.com/open?id=0BzNF2YyqQxJ-UkJfeGRpRzNnbGc (JEPC Board) (Hindi Medium)

[Contributor - Rishi Mazumdar]

(Source - Khan Academy) https://hi.khanacademy.org/math/in-math-by-grade/in-seventh-grade-math/in-seventh-grade-math/seventh-practical-geometry (Hindi - Practical Geometry)

[Contributor - Kripa S]

https://i.ytimg.com/vi/yTFfWMCZYK4/maxresdefault.jpg (Geometry Box)

https://upload.wikimedia.org/wikipedia/commons/thumb/3/32/Geom_compass_ruler.png/800px-Geom_compass_ruler.png (how to use a ruler, compass)

http://www.technologystudent.com/images7/obliq3.gif (Use of set squares)

http://www.helpingwithmath.com/images/geometry/angles_measuring11.gif (use of protractor)

[Contributor - Kripa S]

1. Make a team of 2-3 students. On student draws a line and other student has to measure, third student will confirm if the measurement is correct. Repeat this step 4-5 times. This way the students can learn how to use the scale

2. Make a team of 2-3 students. On student draws an angle and other student has to measure, third student will confirm if the measurement is correct. Repeat this step 4-5 times. This way the students can learn how to use a protractor

[Contributor - Reshav Dey]

https://drive.google.com/open?id=0BzNF2YyqQxJ-TE8yS0RCYjRqd00 (Answer 1a)

https://drive.google.com/open?id=0BzNF2YyqQxJ-ZHVOeVJaQV90UEE (Answer 1b)

[Contributor - Reshav Dey]

https://drive.google.com/open?id=0BzNF2YyqQxJ-YS0waHdKV1dqOWc

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