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  • Subjects
  • Mathematics CBSE
  • Class 8
  • Understanding Quadrilaterals

Properties of polygon

Theory

1. Interior angle sum property of a quadrilateral
2. Interior angle sum property of polygons
3. Exterior angle property of the polygons

Exercises

1. Determine the interior angle of a triangle

Difficulty: easy

2
2. Calculate the interior angle of a quadrilateral

Difficulty: easy

3
3. Find out the sum of interior angles

Difficulty: easy

3
4. Write the measure of each exterior angle

Difficulty: easy

3
5. Estimate the exterior angle of atriangle

Difficulty: medium

3
6. Match the formula and solve the problems based on interior and exterior angle property

Difficulty: medium

4
7. Evaluate the unknown angle of a quadrilateral

Difficulty: medium

4
8. Determine the interior angle and number of sides of polygon

Difficulty: medium

4
9. Calculate the unknown value

Difficulty: medium

1
10. Solve and find the angles

Difficulty: hard

5
11. Find unknown angle and verify angle sum property of the provided polygon

Difficulty: hard

5
12. Estimate the unknown value

Difficulty: hard

5

Tests

1. Training test

Difficulty: medium

9

Teacher manuals

1. Methodical recommendation

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