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Methodical recommendation:
Theory
| Number | Name | Description |
|---|---|---|
| Number 1. | Name Exterior angle of a polygon | Description Let's recall 'What is exterior angle?'. |
| Number 2. | Name Forms of exterior angles of a triangle | Description Here comes the different forms of exterior angles of a triangle. |
| Number 3. | Name Exterior angle property of a triangle | Description Understand the relation between exterior and interior angle of a triangle. |
Practice Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| Number 1. | Name Calculate the exterior angle | Type 1st type - receptive | Difficulty easy | Marks 2 m. | Description Practice a problem on finding exterior angle of a triangle. |
| Number 2. | Name Determine the exterior angle of right triangle | Type 1st type - receptive | Difficulty easy | Marks 3 m. | Description Apply exterior angle property to find the exterior angle. |
| Number 3. | Name Evaluate interior and exterior angles of a triangle | Type 2nd type - interpretation | Difficulty medium | Marks 4 m. | Description Analyse the problem and determine the interior and exterior angle. |
| Number 4. | Name Determine the angle in isosceles triangle | Type 2nd type - interpretation | Difficulty medium | Marks 4 m. | Description Calculate the interior angles of an isosceles triangle. |
| Number 5. | Name Evaluate the unknown value | Type 3rd type - analysis | Difficulty medium | Marks 4 m. | Description Apply the exterior angle property and find the unknown value. |
| Number 6. | Name Calculate the unknown angles | Type 3rd type - analysis | Difficulty hard | Marks 5 m. | Description Practice a problem on finding the interior angle by applying the exterior angle property. |
| Number 7. | Name Estimate the unknown value | Type 3rd type - analysis | Difficulty hard | Marks 5 m. | Description Applying the property of exterior angle of a triangle, find the unknown value. |
Questions for Teacher Use
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| Number 1. | Name Construct exterior angle of a triangle | Type Other | Difficulty medium | Marks 5 m. | Description Demonstrate the exterior angle of a triangle. |
| Number 2. | Name Fill in the suitable answer | Type Other | Difficulty medium | Marks 4 m. | Description Recall the properties and choose the correct options. |
| Number 3. | Name Calculate the interior and exterior angles | Type Other | Difficulty medium | Marks 4 m. | Description Get interior and exterior angles of the triangle. |
| Number 4. | Name Find all the interior and exterior angles | Type Other | Difficulty hard | Marks 6 m. | Description Get the interior and exterior angles of the triangle. |
Tests
| Number | Name | Recomended time: | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| Number 1. | Name Training test | Recomended time: 00:15:00 | Difficulty medium | Marks 13 m. | Description |
Periodic assessments
| Number | Name | Recomended time: | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| Number 1. | Name Homework | Recomended time: 00:20:00 | Difficulty medium | Marks 13 m. | Description |
| Number 2. | Name Homework | Recomended time: 00:20:00 | Difficulty hard | Marks 16 m. | Description |
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