1. What is the sum of interior angles in a triangle? (2 marks)
- 90°
- 180°
- 270°
- 360°
Edexcel IGCSEworksheetmedium
Geometry: Angles & Shapes
Angles in polygons, parallel lines, and basic shape properties.
Mathematics · Geometry · Year 10 · 30 mins · 22 marks · 10 questions
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What is the sum of interior angles in a triangle? (2 marks)
Find the sum of interior angles of a pentagon. (2 marks)
Each exterior angle of a regular polygon is 45°. How many sides does it have? (2 marks)
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Full question list
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2. Find the sum of interior angles of a pentagon. (2 marks)
3. Each exterior angle of a regular polygon is 45°. How many sides does it have? (2 marks)
4. Two angles on a straight line are x and 70°. Find x. (2 marks)
5. In a parallelogram, opposite angles are: (2 marks)
- Equal
- Supplementary only
- Always 90°
- Always acute
6. A triangle has angles 50° and 60°. Find the third angle. (2 marks)
7. Corresponding angles on parallel lines are: (2 marks)
- Equal
- Supplementary
- Complementary
- Always 45°
8. Find the area of a rectangle with length 8 cm and width 3.5 cm. (2 marks)
9. The circumference of a circle with radius 7 cm is (use π = 22/7): (3 marks)
10. A right-angled triangle has legs 6 cm and 8 cm. What is the hypotenuse? (3 marks)
- 10 cm
- 12 cm
- 14 cm
- 9 cm
Show answer key
- 1. 180°
- 2. 540°
- 3. 8
- 4. 110°
- 5. Equal
- 6. 70°
- 7. Equal
- 8. 28 cm²
- 9. 44 cm
- 10. 10 cm
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