Methodical recommendation:
Theory
| Number | Name | Description |
|---|---|---|
| 1. | Angle properties of a triangle | To learn the exterior angle property of a triangle. |
Practice Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Is such a triangle possible? | Other | easy | 2 m. | Problem based on angle sum property. |
| 2. | Calculate the angle ACD | Other | easy | 2 m. | Practice a problem on finding exterior angle of a triangle. |
| 3. | Find the third angle | Other | easy | 3 m. | Apply angle sum property to find one of the unknown value. |
| 4. | Calculate the interior angle | Other | easy | 3 m. | Practice a problem on finding interior angle of a triangle using the exterior angle. |
| 5. | TBQ - Find the equal angles of the triangle | Other | medium | 3 m. | To find the equal angles of the triangle using the given data. |
| 6. | TBQ - Figure out the possibilities | Other | medium | 2 m. | To find the angles for which the triangle is possible and impossible. |
| 7. | Prove the following | Other | medium | 4 m. | To prove the exterior angle property of a triangle using the alternate angle property. |
| 8. | Evaluate the unknown value | Other | medium | 1 m. | Apply the exterior angle property and find the unknown value. |
| 9. | TBQ - Find the angle using parallel line | Other | hard | 5 m. | To find the third angle of the triangle using parallel line. |
| 10. | CBQ - Angle sum property and Exterior angle property | Other | hard | 4 m. | Check your understanding skills in the concept of angle sum property and exterior angle property. |