📐 Part 1: Area Formula Recognition

1. Which formula is used to find the area of a rectangle?

Area = base × height

Area = length × width

Area = (base × height) ÷ 2

2. What is the correct formula for the area of a triangle?

Area = length × width

Area = (base × height) ÷ 2

Area = base × height

3. A parallelogram has a base of 8 cm and height of 5 cm. What is its area?

13 cm²

20 cm²

40 cm²

4. Which measurements do you need to find the area of a triangle?

Base

Height

Width

All three sides

🔢 Part 2: Calculate the Areas

5. Rectangle: length = 12 metres, width = 7 metres

Area = _______ × _______ = _______ m²

6. Triangle: base = 10 cm, height = 6 cm

Area = (_______ × _______) ÷ 2 = _______ cm²

7. Parallelogram: base = 15 metres, height = 4 metres

Area = _______ × _______ = _______ m²

8. Sarah wants to paint a rectangular wall that is 4 metres long and 3 metres high. What area does she need to paint?

9. A triangular garden bed has a base of 8 metres and a height of 5 metres. How much area is available for planting?

10. Explain in your own words: Why do we divide by 2 when finding the area of a triangle?