Develop and use the formulas to find the areas of rectangles and squares: Area of a rectangle = lb where l is the length and b is the breadth (or width) of the rectangle Area of square = s squared where s is the side length of the square
| 1. | Paving the way: Measurement multiplication | |
| 2. | Trinagular numbers: Investigate triangle ratios | |
| 3. | Trinagular numbers: Investigate triangle ratios | |
| 4. | The Plot Thickens - Plot points on a grid. Calculate area. | |
| 5. | The Plot Thickens - Plot points on a grid. Calculate area. | |
| 6. | Un-Tangling The Area - expression for calculating area of a rectangle | |
| 7. | Face Value - calculate areas of faces, rectangular prism, total surface area | |
| 8. | Face Value - calculate areas of faces, rectangular prism, total surface area | |
| 9. | Face Value - calculate areas of faces, rectangular prism, total surface area | |
| 10. | Face Value - calculate areas of faces, rectangular prism, total surface area | |
| 11. | Doing Things By Halves - calculate area of rectangle in square cm, calculate half | |
| 12. | Doing Things By Halves - calculate area of rectangle in square mm, calculate half | |
| 13. | Doing Things By Halves - calculate area of rectangle in square m, calculate half | |
| 14. | Doing Things By Halves - calculate area of rectangle in square cm, calculate half | |
| 15. | Rec-tangles - calculate side length in km using area in square km | |
| 16. | Rec-tangles - calculate side length in cm using area in square m, 2 decimal places | |
| 17. | Rec-tangles - area of rectangle in square m, lengths in mm and m | |
| 18. | Rec-tangles - area of rectangle in square km, lengths in m and km | |
| 19. | Tricky Triangles - complete expressions for area of rectangle and triangle | |
| 20. | You Go Figure - calculate missing side length in m, area in square m | |
| 21. | You Go Figure - calculate missing side length in m, area in square m | |
| 22. | You Go Figure - calculate missing side length in mm, area in square mm | |
| 23. | Tricky Triangles - area of rectangle, calculate half to find area of triangle | |
| 24. | Tricky Triangles - area of rectangle, calculate half to find area of triangle | |
| 25. | Tricky Triangles - area of rectangle, calculate half to find area of triangle | |
| 26. | Reasoning With Rectangles - find rectangle/square, area in square cm | |
| 27. | Reasoning with Rectangles - calcualte area in square km | |
| 28. | Tricky Terminology - identify shape, calculate area, square cm | |
| 29. | Stepping Out The Bounds! - area of rectangles with the same perimeters | |
| 30. | The Perimeter Holds! - area of rectangles with the same perimeter | |
| 31. | Shape Up - select shapes with same area, quadrilaterals and triangles | |
| 32. | Triangularea - area of triangle within rectangle | |
| 33. | Triangularea - find perpendicular height given 1 side and area of triangle | |
| 34. | Triangularea - area of a triangle | |
| 35. | Triangularea - area of a triangle | |
| 36. | Heron's Formula - area of triangle using Heron's formula | |
| 37. | Heron's Formula - area of triangle using Heron's formula | |
| 38. | Bovine Delinquent Disease - calculate missing side length of rectangle given area, m and hectares | |
| 39. | Wrecked Angles 1 - calculate width of rectangle given area and length | |
| 40. | Fair and Square 1 - calculate area of square given perimeter | |
| 41. | Around The Square - calculate perimeter of square given area | |
| 42. | The Secret Formula 3 - calculate rectangle side length given one side | |
| 43. | The Secret Formula 2 - calculate rectangle side length given one side | |
| 44. | The Secret Formula 1 - calculate rectangle side length given one side and area | |
| 45. | Wrecked Angles 2 - calculate width given area and length | |
| 46. | Round and Round the Garden... 2 - perimeter problem using area | |
| 47. | Uncovering the Plot - move objects to given coordinates, area of t riangle | |
| 48. | Size Matters - move objects to given coordinates, calculate area of triangle formed |