1. Perimeter, Area, Volume, and multiplying through parenthesis

2. In your math notebook simplify the following: 2(3 + 4) 6(4 – 7) 3(3 + 4) 4(2 + 5 ) 2 22

3. Perimeter: Remember that the perimeter is the distance around something.

4. Perimeter: Perimeter is the fence.

5. Perimeter: Remember that the perimeter is the distance around something. Perimeter is the fence.

6. Perimeter: Remember that the perimeter is the distance around something. Perimeter is the fence. Perimeter is shown as “P”

7. Perimeter: Remember that the perimeter is the distance around something. Perimeter is the fence. Perimeter is shown as “P” Square….P = 4s s is the side length. Rectangle….P = 2(l + w) l is the length and w is the width.

8. Find the perimeter: 7

9. 710

10. Find the perimeter: 710 6

11. Find the perimeter: 710 6 x

12. Find the perimeter: 4 3

13. 4 3 10 5

14. Find the perimeter: 4 3 10 5 11 x

15. Find the perimeter: 4 3 10 5 11 x 3x 2x

16. Area Remember that area is the amount of space something takes up.

17. Area Area is the field.

18. Area Remember that area is the amount of space something takes up. Area is the field. Area is shown as “A”

19. Area Remember that area is the amount of space something takes up. Area is the field. Area is shown as “A” Square….A = s s is the side length. Rectangle….A = lw l is the length and w is the width. 2

20. Find the area: 7

21. 710

22. Find the area: 710 x

23. Find the area: 710 x 5x

24. Find the area: 6 10

25. Find the area: 6 10 8 12

26. Find the area: 6 10 8 12 7 x

27. Find the area: 6 10 8 12 7 x 2x 4x

28. Volume: Remember volume is what it takes to fill something in completely.

29. Volume: Volume is the water in the pool.

30. Volume: Remember volume is what it takes to fill something in completely. Volume is the water in the pool. Volume is shown as “V”

31. Volume: Remember volume is what it takes to fill something in completely. Volume is the water in the pool. Volume is shown as “V” Cube…..V = s s is the side of the cube. Rectangular Prism…V = Bh B is the area of the base. B = lw h is the height. 3 l w h

32. Find the volume: 6

33. 6 10

34. Find the volume: 6 10 x

35. Find the volume: 6 10 x3x

36. Find the volume: 4 2 3

37. 4 2 3 10 4 5

38. Find the volume: 4 2 3 10 4 5 2x x 3

39. Find the volume: 4 2 3 10 4 5 2x x 3 4x 2x 3x

40. Multiplying through parenthesis: When you multiply through parenthesis follow these steps:

41. Multiplying through parenthesis: When you multiply through parenthesis follow these steps: First terms

42. Multiplying through parenthesis: When you multiply through parenthesis follow these steps: First terms Outside terms

43. Multiplying through parenthesis: When you multiply through parenthesis follow these steps: First terms Outside terms Inside terms

44. Multiplying through parenthesis: When you multiply through parenthesis follow these steps: First terms Outside terms Inside terms Last terms

45. Multiplying through parenthesis: When you multiply through parenthesis follow these steps: First terms x * x Outside terms x * -1 Inside terms 2 * x Last terms 2 * -1 (x + 2)(x – 1)