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Methodical recommendation:
Theory
| Number | Name | Description |
|---|---|---|
| 1. | Introduction to lines and angles | To recall what is a line, a line segment, a ray and an angle is. |
| 2. | Complementary angles | To learn what complementary angles are. |
| 3. | Supplementary angles | To learn what supplementary angles are. |
| 4. | Adjacent angles | To learn what adjacent angles are. |
| 5. | Linear pair of angles | To learn what are linear pair of angles. |
| 6. | Vertically opposite angles | To learn what are vertically opposite angles angles and its property. |
Practice Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Answer the following | 1st type - receptive | easy | 3 m. | An excercise to differentiate line, line segment and rays. |
| 2. | Choose the correct answer | 2nd type - interpretation | easy | 1 m. | To determine whether the given pair of angles are complementary or supplementary. |
| 3. | Fill in the blanks | 1st type - receptive | easy | 2 m. | To understand the concept of vertically opposite angles. |
| 4. | Find the missing angle | 2nd type - interpretation | easy | 2 m. | To find the missing angle using the concept of linear pair of angles. |
| 5. | Find the unknown adjacent angle | 2nd type - interpretation | easy | 2 m. | To find the unknown angle using the concept of adjacent angles. |
| 6. | Find the complementary angles | 2nd type - interpretation | medium | 3 m. | To find the measures of the given complementary anlges. |
| 7. | Find the supplementary angles | 2nd type - interpretation | medium | 3 m. | To find the measures of the given supplementary anlges. |
| 8. | Find the angle | 2nd type - interpretation | medium | 2 m. | To find the unknown angle using the concept of adjacent angles. |
| 9. | Determine the linear pair | 2nd type - interpretation | medium | 2 m. | To determine the linear pair of angles from the given pairs. |
| 10. | Find the measure of linear pair of angles | 3rd type - analysis | medium | 3 m. | To find the measure of linear pairs of angles for the given condition. |
| 11. | Choose the best answer | 2nd type - interpretation | medium | 3 m. | To identify and understand vertically opposite angles better. |
| 12. | Find the value as directed | 2nd type - interpretation | medium | 4 m. | To find the value of the variable using the concept of vertically opposite angles. |
| 13. | Find the value of 'x', 'y' and 'z' | 3rd type - analysis | hard | 4 m. | To find the value of 'x', 'y' and 'z' using the properties of related pair of angles. |
| 14. | Find the linear angles | 3rd type - analysis | hard | 4 m. | To find the measure of the linear pair of angles. |
| 15. | Find the adjacent angles | 3rd type - analysis | hard | 4 m. | To find the measure of the two adjacent angles for the given condition. |
| 16. | Find the measure of complementary angles | 3rd type - analysis | hard | 4 m. | To find the measure of complementary angles for the given condition. |
| 17. | Calculate the values of unknown angles | 3rd type - analysis | hard | 4 m. | To calculate the values of unknown angles using the concept of linear pair of angles and vertically opposite angles. |
Questions for Teacher Use
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Think about it! | Other | easy | 2 m. | To understand the difference between linear pair of angles and supplementary angles. |
| 2. | Find the unknown angle | Other | medium | 3 m. | To find the measure of unknown angle from the figure. |
| 3. | Find it! | Other | medium | 3 m. | Application problem based on the concept of linear pair of angles. |
| 4. | Analyse and answer | Other | hard | 4 m. | To understand the related pair of angles. |
Tests
| Number | Name | Recomended time: | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Training test | 00:15:00 | medium | 10 m. | |
| 2. | Training test | 00:15:00 | medium | 10 m. |
Periodic assessments
| Number | Name | Recomended time: | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Homework | 00:20:00 | hard | 12 m. | |
| 2. | Homework | 00:20:00 | hard | 11 m. | |
| 3. | Progress test | 00:25:00 | hard | 19 m. |
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