WBSED - 5 - Maths :: Play with matchsticks
Go To: WBSED-Mathematics-Grade 5
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[Contributor - Kripa S]
Objective: To explain polygons, perimeter and area of polygons
Subtopics to be covered:
- Different polygons
- Area and perimeter of square, rectangle
- Word problems
- Introduction to squares, square roots by factorization
Learning Outcome:
- Students can find area and perimeter of a square or rectangle
- Students can find square, square root of a number
[Contributor - Rini Jose]
[Contributor - Kripa S]
https://www.youtube.com/watch?v=dObyJIYfQBM (area perimeter)
https://www.youtube.com/watch?v=yKzXUA3VaYo (find square root)
[Contributor - Kripa S]
http://www.rogersconnection.com/triangles/images/RCPoly.jpg (regular polygons)
https://d1uvxqwmcz8fl1.cloudfront.net/tes/resources/6434695/9bbf98a5-ce5e-4cb3-8089-a6e5b029bd2e/image?width=500&height=500&version=1412698898000 (area,perimeter,volume)
[Contributor - Kripa S]
1. Use your notebook and find the area of your bench, or teacher's table.
2. Use your pen/ pencil and find the area of your notebook. How many pens will cover your notebook?
3. Make 5 small squares of same size and cut them. How many shapes can you make using these 5 small squares? Draw those shapes in a page and show your friends
[Contributor - Rima Mitra]
https://drive.google.com/open?id=0BzNF2YyqQxJ-Q05oTFRobF9nc0U (ppt 1)
https://drive.google.com/open?id=0BzNF2YyqQxJ-MEJBR2s1ZHl3REU (ppt 2)
https://drive.google.com/open?id=0BzNF2YyqQxJ-eUNkY0d6VnBoOFk (ppt 3)
https://drive.google.com/open?id=0BzNF2YyqQxJ-RXBhSGVnQXZqaUk (answerkey1)
https://drive.google.com/open?id=0BzNF2YyqQxJ-V0hwT3RxbUdMM1k (answerkey2)
https://drive.google.com/open?id=0BzNF2YyqQxJ-d1BKcEhSc2luam8 (answerkey3)
https://drive.google.com/open?id=0BzNF2YyqQxJ-Vmc0TGdYNk12Mmc (answerkey4)
[Contributor - Arnab Das]
| Term | Transliterated Term | Translated Term |
| Square | স্কোয়্যার | বর্গাকার |
| Rectangular | রেক্ট্যাঙ্গুলার | আয়তকার |
| Perimeter | পেরিমিটার | পরিসীমা |
| Length | লেংথ | দৈর্ঘ্য |
| Breadth | ব্রেথ | প্রস্থ |
| Semi perimeter | সেমি পেরিমিটার | অর্ধপরিসীমা |
| Area | এরিয়া | ক্ষেত্রফল |
| Side | সাইড | বাহু |
| Square Root | স্কোয়্যার রুট | বর্গমূল |
[Contributor - Rima Mitra]
https://drive.google.com/open?id=0BzNF2YyqQxJ-eG5GMl9fSnNjVVU (worksheet1)
https://drive.google.com/open?id=0BzNF2YyqQxJ-ZjlLQjJYLUNIc1E (worksheet2)
https://drive.google.com/open?id=0BzNF2YyqQxJ-VHdCNTNJQ3ZfeTg (worksheet3)
https://drive.google.com/open?id=0BzNF2YyqQxJ-S1ZiRFdhaUFKOFE (worksheet4)
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