1. Sec 1 Express Mathematics Chapter 14: Perimeter and Area of Plane Figures

2. Sec 1 Express Mathematics ICT Lesson Outline 14.1: Revision on area of triangles, rectangles, squares, circles. Perimeter & Area of Parallelogram 14.2: Perimeter & Area of Trapezium 14.3: Perimeter & Area of Parallelogram

3. Sec 1 Express Mathematics 14.2 Introduction to Trapeziums A trapezium is a 4-sided flat shape with straight sides a pair of opposite sides parallel

4. Sec 1 Express Mathematics Area of trapezium Watch this video: https://www.youtube.com/watch?v=UYrhj3h35sU

5. Sec 1 Express Mathematics Area of trapezium How the formula is obtained? (optional)

6. Sec 1 Express Mathematics Area of trapezium How the formula is obtained? (optional)

7. Sec 1 Express Mathematics Summary: Area of trapezium = 1/2 x (sum of parallel sides) x height

8. Sec 1 Express Mathematics Practice question (1) Solution:

9. v Sec 1 Express Mathematics Practice question (2) Solution:

10. Sec 1 Express Mathematics Perimeter of trapezium Perimeter = Sum of all 4 sides = a + b + c + d