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Lines, Line segments, Rays, Angles, Angle Measurement using Protractor and Special Angles

Methodical recommendation:

Theory

Number Name Description
1. Introduction to geometry Understand the geometric forms with certain historical sites and real time objects.
2. Introduction to point and line segment Learn the concept of point and line segment.
3. Introduction to line, collinear and ray Learn the line, collinear points and the ray with an real time instance.
4. Intersecting line, parallel line and concurrent lines Start understanding the intersecting lines, parallel lines and concurrent lines.
5. Angle and its types Learn about the angle and its types.
6. Special pair of angles Learn about the special angle pairs such as complementary and supplementary angles.
7. Tools to draw the geometrical shapes Learn the use of basic tools to draw geometrical shapes.
8. Draw line segment using ruler Learn how to make a line segment with the help of ruler.
9. Line segment using ruler and compass Learn how to construct a segment with a ruler and a compass.
10. Construct an acute angle To construct an acute angle using protractor.
11. Construct an obtuse angle To construct an obtuse angle using protractor.
12. Construct a right angle To construct a right angle using protractor.

Textbook Questions

Number Name Type Difficulty Marks Description
1. One mark exercise problems I Other easy 3 m. This exercise is to check your knowledge about line, line segment and ray.
2. One mark exercise problems II Other easy 2 m. This exercise is to check your knowledge about line, line segment and ray.
3. One mark exercise problems III Other easy 2 m. This exercise is to check your knowledge about angle.
4. One mark exercise problems IV Other easy 3 m. This exercise is to check your knowledge about points, lines and line segments.
5. One mark exercise problems V Other easy 4 m. This exercise is to check your knowledge about complementary and supplementary.
6. One mark exercise problems VI Other easy 4 m. This exercise is to check your knowledge about collinear and non-collinear points.
7. One mark exercise problems VII Other easy 3 m. This exercise is to check your knowledge about types of lines.
8. Two marks exercise problems I Other medium 0 m. Solve the problems about lines and line segments.
9. Two marks exercise problems II Other medium 0 m. This is a manual exercise to construct a line segment using ruler and compass.
10. Two marks exercise problems III Other medium 6 m. This exercise is to check your knowledge about types of lines.
11. Two marks exercise problems IV Other medium 0 m. This exercise is to check your knowledge about types of lines.
12. Two marks exercise problems V Other medium 0 m. This is a manual exercise to make a given type of angles using dots.
13. Two marks exercise problems VI Other medium 4 m. Name the vertex and sides of the given angles.
14. Two marks exercise problems VII Other medium 10 m. Identify the right angles from the given figures.
15. Two marks exercise problems VIII Other medium 10 m. Identify the acute angles from the given figures.
16. Two marks exercise problems IX Other medium 10 m. Identify the obtuse angles from the given figures.
17. Two marks exercise problems X Other medium 0 m. Name the angles in each of the given figures.
18. Two marks exercise problems XI Other medium 0 m. In this exercise, draw the angles.
19. Two marks exercise problems XII Other medium 10 m. Identify the type of angles shown by the given clock.
20. Two marks exercise problems XIII Other medium 10 m. This exercise is to check your knowledge about complementary angles.
21. Two marks exercise problems XIV Other medium 10 m. This exercise is to check your knowledge about supplementary angles.
22. Two marks exercise problems XV Other medium 0 m. This exercise is to check your knowledge about collinear and non-collinear points.
23. Two marks exercise problems XVI Other medium 0 m. This exercise is to check your knowledge about point of concurrent.
24. Two marks exercise problems XVII Other medium 0 m. This exercise is to check your knowledge about types of lines.
25. Two marks exercise problems XVIII Other medium 10 m. This exercise is to check your knowledge about types of angles.
26. Two marks exercise problems XIX Other medium 8 m. This exercise is to check your knowledge about complementary angles.
27. Two marks exercise problems XX Other medium 8 m. This exercise is to check your knowledge about supplementary angles.
28. Five marks exercise problems XXI Other hard 10 m. This exercise is to check your knowledge about complementary and supplementary angles.
29. Five marks exercise problems XXII Other hard 4 m. This exercise is to check your knowledge about complementary and supplementary angles.
30. Five marks exercise problems XXIII Other hard 10 m. This exercise is to check your knowledge about complementary and supplementary angles.
31. Five marks exercise problems XXIV Other hard 10 m. This exercise is to check your knowledge about complementary and supplementary angles.
32. Five marks exercise problems XXV Other hard 5 m. This exercise is to check your knowledge about supplementary angles.

Practice Questions

Number Name Type Difficulty Marks Description
1. Identify the image Other easy 1 m. To pick the right answer for the geometric image.
2. Classify line, line segment or rays Other easy 2 m. Practice an excercise to differentiate line, line segment and rays.
3. Intersecting lines or parallel lines Other easy 1 m. Predict the given lines are intersecting lines or parallel lines.
4. Choose all the correct answer Other easy 1 m. Practice to choose all the correct answer for the given picture based on the concept of concurrency.
5. Classify the angles Other easy 2 m. Select the appropriate angle category from the list of angles.
6. Choose the correct image Other easy 1 m. Practice to select the correct image for the given question.
7. Determine the angle between two rays Other medium 1 m. To select the angle formed between two rays.
8. Identify the correct type of angle using the clock Other medium 1 m. Practice to identify the correct type of angle using the hands of the clock.
9. Find the angle measure and classify the angle name Other medium 2 m. Apply the concept of different types of angles with its measure to solve the problem.
10. Identify the points are collinear or not Other medium 1 m. Strive to identify whether the given points are collinear or not.
11. Classify the angle Other medium 1 m. Practice to choose the name of the angle with the help of its image.
12. Select the suitable type of line Other medium 3 m. Practice to apply the knowledge gained in different types of lines in a real-world scenario.
13. Choose the correct degree Other hard 1 m. Practice to find the required angle formed in the given image.
14. Pick the correct angle measure Other hard 1 m. To select the correct degree to the given image angle.
15. Check the points are collinear or not Other hard 3 m. Apply the concept of collinear points and verify the statement.
16. Calculate complementary and supplementary angles Other hard 5 m. Complete the table by finding supplementary and complementary angles for the given angles.

Key Questions for School Exam Preparation

Number Name Type Difficulty Marks Description
1. Name the parallel lines, intersecting lines and point of intersection Other medium 6 m. This exercise is to check your knowledge about types of lines.
2. Select the obtuse angles Other medium 10 m. Identify the obtuse angles from the given figures.
3. Find the supplementary angles Other hard 5 m. This exercise is to check your knowledge about supplementary angles.

Questions for Teacher Use

Number Name Type Difficulty Marks Description
1. Find the number of line segments Other easy 1 m. Identify the number of line segments in that line
2. Identify the correct answer for the given image Other easy 1 m. Use the picture to identify the correct answer.
3. Drag and drop the correct image for given words. Other medium 4 m. Try to identify real life examples of the given word.
4. Construct a line segment using ruler Other medium 1 m. To draw a line segment with the help of ruler.
5. Construct a line segment using ruler and compass Other medium 1 m. To draw a line segment with a help of a ruler and compass.
6. Construct an acute angle Other medium 1 m. To draw an acute angle using a protractor.
7. Construct an obtuse angle Other medium 1 m. To draw an obtuse angle using a protractor.
8. Construct a right angle Other medium 1 m. To draw a right angle using a protractor.
9. Line segments Other easy 1 m. Identify the number of line segments in that line
10. Classify the angles Other easy 1 m. Select the appropriate angle category from the list of angles.
11. Determine the angle between two rays Other medium 1 m. To select the angle formed between two rays.
12. Select the suitable type of line Other medium 1 m. Practice to apply the knowledge gained in different types of lines in a real-world scenario.
13. Pick the correct angle measure Other hard 2 m. To select the correct degree to the given image angle.

Periodic assessments

Number Name Recomended time: Difficulty Marks Description
1. Homework I 00:15:00 medium 23 m.
2. Homework II 00:15:00 medium 16 m.
3. Homework III 00:15:00 medium 13 m.
4. Homework IV 00:15:00 medium 14 m.
5. Homework V 00:15:00 medium 14 m.
6. Homework VI 00:15:00 medium 15 m.
7. Homework VII 00:15:00 medium 12 m.
8. Revision test I 00:15:00 medium 16 m.
9. Revision test II 00:15:00 medium 18 m.
10. Revision test III 00:15:00 medium 23 m.
11. Revision test IV 00:15:00 medium 17 m.
12. Revision test V 00:15:00 medium 8 m.
13. Revision test VI 00:15:00 medium 6 m.
14. Revision test VII 00:15:00 medium 19 m.
15. Periodic Assessment 00:10:00 medium 10 m. PA1
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