1. copyright@Ed2netLearning,Inc1 SHAPES AND PATTERNS GRADE 3

2. copyright@Ed2netLearning,Inc2 Hello, How are you doing? Today, we are going to start a new lesson on Shapes and patterns.

3. copyright@Ed2netLearning,Inc3 2- Dimensional Figure A figure that has only length and width is defined as 2-dimensional figure. Example – Square, rectangle

4. copyright@Ed2netLearning,Inc4 2-Dimensional Figures Different 2 – Dimensional Figures are –  Square  Rectangle  Triangles  Circles

5. copyright@Ed2netLearning,Inc5 Open and Closed Figure Open Figure – A figure have ends that do not meet. Closed Figure – A figure have begins and ends that meet. Open figure Closed figure

6. copyright@Ed2netLearning,Inc6 Polygons Polygons are closed figures with straights sides. Different Polygons are –  Pentagon  Hexagon  Octagon

7. copyright@Ed2netLearning,Inc7 Pentagon A Pentagon is a polygon that has 5 sides and 5 angles. side

8. copyright@Ed2netLearning,Inc8 Hexagon and Octagon Hexagon - A hexagon has 6 sides and 6 angles. Octagon – An octagon has 8 sides and 8 angles. Hexagon Octagon

9. copyright@Ed2netLearning,Inc9 2- dimensional figures Square – A four sided figure with all equal sides and 4 angles. Rectangle – A four sided figure with opposite sides equal and 4 angles. Square Rectangle

10. copyright@Ed2netLearning,Inc10 Triangle – A three sided figure with 3 angles is called a triangle. Circle – A 2-dimensional figure that has no side. Triangle Circle

11. copyright@Ed2netLearning,Inc11 Which is the 2-dimensional figure? Answer- B and C A BC

12. copyright@Ed2netLearning,Inc12 Name the following a) A polygon with 3 sides. b) A polygon with 5 sides.

13. copyright@Ed2netLearning,Inc13 What is the name given to the following shapes?

14. copyright@Ed2netLearning,Inc14 Name the 2-dimensional figures in the following map.

15. copyright@Ed2netLearning,Inc15 ASSESSMENT

16. copyright@Ed2netLearning,Inc16 1.Name the following figures. a) 3 sided figure with 3 angles b) 6 sided figure

17. copyright@Ed2netLearning,Inc17 2.Name the figures in green and yellow color.

18. copyright@Ed2netLearning,Inc18 3.Choose the open figure. A B CD

19. copyright@Ed2netLearning,Inc19 4.How many equal rectangles are there in the given figure?

20. copyright@Ed2netLearning,Inc20 5.What is the shape of sun?

21. copyright@Ed2netLearning,Inc21 6.What shapes can be seen in the flag of Guinea?

22. copyright@Ed2netLearning,Inc22 7.Complete the following table. FigureNumber of sides Triangle Rectangle Square

23. copyright@Ed2netLearning,Inc23 8.Which of the following 2- dimensional figure has all equal sides? a) Rectangle b) Square c) polygon

24. copyright@Ed2netLearning,Inc24 9.How many triangles are shown in the figure given below?

25. copyright@Ed2netLearning,Inc25 10.Name all the 2-dimensional figures in the figure shown below.

26. copyright@Ed2netLearning,Inc26 Recap  2 – dimensional figures  Open and Closed figure  Polygons  Square and rectangle  Triangle and circle  Solved Examples  Practice Problems

27. copyright@Ed2netLearning,Inc27 Good Work! Now practice the worksheets on the lesson.