1. Starter Questions Q1.Calculate Q3.Round the following to 1 decimal place. a) 23.67 b) 0.83 c) 1.25 Q2.Calculate the perimeter and area of this shape. 8cm 4cm

2. Learning Intention Use the area of a rectangle formula to find formula any right-angled triangle. Area of A Right-Angled Triangle

3. Calculate the area of this shape 8cm A = l x b A = 10 x 8 A = 80cm 2 10cm Area of A Right-Angled Triangle

4. Area = Length Breadth Length x Breadth Area = ½ x length x breadth Base Height Area = ½ x base x height Area of a Right Angled Triangle = ½ x base x height

5. Calculate the area of this shape 10cm 5cm Area of A Right-Angled Triangle

6. Calculate the area of this shape 6cm 4cm Area of A Right-Angled Triangle

7. Now try Exercise 5.3 Ch5 Pg 35 Area of A Right-Angled Triangle