2. The area of trapezoid

3. 1cm Parallelogram 1㎠1㎠ 10cm 2 +2cm 2 =12cm 2 Let’s estimate

4. 1c m

5. Let’s estimate 1c m 5cm4cm= ⅹ 20cm 2

6. Let’s make figures trapezoid triangle rectangle parallelogram

7. Let’s find the area of trapezoid 3cm 7cm 4cm (7 ⅹ 4)÷2=14(3 ⅹ 4)÷2=6 14+6=20cm 2

8. Let’s find the area of trapezoid 3cm 7cm 4cm 3cm2cm 5 ⅹ 4=20cm 2 4cm 3cm2cm

9. Let’s find the area of trapezoid 7cm 3cm 7cm 4cm (7+3)ⅹ4(7+3)ⅹ4 ÷2= 20cm 2

10. Let’s check the area 10cm 2 9cm 2 4cm 2

11. Today, We learned about… the area of trapezoid We can find With triangles

12. the area of trapezoid We can find With a rectangle.

13. Today, We learned about… the area of trapezoid We can find With parallelogram.

14. Next time, we will learn about… Area of the rhombus