Weds Nov 23rd – Area of Triangles, Parallelograms and Trapeziums – (Level D)

LEARNING OBJECTIVE: Discover how to find the area of Triangles, Parallelograms and Trapeziums

SUCCESS CRITERIA: You will be able to solve problems involving perimeter and area of Triangles, Parallelograms and Trapeziums

STARTER:

Calculate the areas and perimeters of rectangles measuring;

• 3cm by 3cm
  
• 6cm by 8cm
  
• 9cm by 3.4cm
  
• 8.4cm by 9.3cm
  
• 1.2 metres by 80cm
  
• 160cm by 0.9 metres.
  

LESSON:

Reminder on how to find the area of:

1. A triangle
   
2. A parallelogram
   

Have a go at Question 1 to 7 on worksheet

Show how to use Trapezium area formula = ½(a + b) x h

Have a go at rest of questions on worksheet

PLEANRY: Check Answers with students as they work, Use an Exam Pro Question in last 10 mins to check understanding of Triangles and Parallelograms