| 106023 | Rotation of Axes · Exercise 40 | Medium | |
| 106024 | Rotation of Axes · Exercise 41 | Medium | |
| 106025 | Rotation of Axes · Exercise 42 | Medium | |
| 106026 | Rotation of Axes · Exercise 43 | Medium | |
| 106027 | Rotation of Axes · Exercise 44 | Medium | |
| 106028 | Rotation of Axes · Exercise 45 | Medium | |
| 106029 | Rotation of Axes · Exercise 46 | Medium | |
| 106030 | Rotation of Axes · Exercise 47 | Medium | |
| 106031 | Rotation of Axes · Exercise 48 | Medium | |
| 106032 | Rotation of Axes · Exercise 49 | Medium | |
| 106033 | Rotation of Axes · Exercise 50 | Medium | |
| 106034 | Rotation of Axes · Exercise 51 | Medium | |
| 106035 | Rotation of Axes · Exercise 52 | Medium | |
| 106036 | Rotation of Axes · Exercise 53 | Medium | |
| 106037 | Rotation of Axes · Exercise 54 | Medium | |
| 106038 | Rotation of Axes · Exercise 55 | Medium | |
| 106039 | Rotation of Axes · Exercise 56 | Medium | |
| 106040 | Rotation of Axes · Exercise 57 | Medium | |
| 106041 | Rotation of Axes · Exercise 58 | Medium | |
| 106042 | Rotation of Axes · Exercise 59 | Medium | |
| 106043 | Rotation of Axes · Exercise 60 | Medium | |
| 106044 | Rotation of Axes · Exercise 61 | Medium | |
| 106046 | Rotation of Axes · Exercise 63 | Medium | |
| 106048 | Rotation of Axes · Exercise 65 | Medium | |
| 106065 | Conic Sections in Polar Coordinates · Exercise 6 | Medium | |
| 106067 | Conic Sections in Polar Coordinates · Exercise 8 | Medium | |
| 106069 | Conic Sections in Polar Coordinates · Exercise 10 | Medium | |
| 106071 | Conic Sections in Polar Coordinates · Exercise 12 | Medium | |
| 106073 | Conic Sections in Polar Coordinates · Exercise 14 | Medium | |
| 106075 | Conic Sections in Polar Coordinates · Exercise 16 | Medium | |
| 106077 | Conic Sections in Polar Coordinates · Exercise 18 | Medium | |
| 106079 | Conic Sections in Polar Coordinates · Exercise 20 | Medium | |
| 106081 | Conic Sections in Polar Coordinates · Exercise 22 | Medium | |
| 106083 | Conic Sections in Polar Coordinates · Exercise 24 | Medium | |
| 106085 | Conic Sections in Polar Coordinates · Exercise 26 | Medium | |
| 106087 | Conic Sections in Polar Coordinates · Exercise 28 | Medium | |
| 106089 | Conic Sections in Polar Coordinates · Exercise 30 | Medium | |
| 106090 | Conic Sections in Polar Coordinates · Exercise 31 | Medium | |
| 106091 | Conic Sections in Polar Coordinates · Exercise 32 | Medium | |
| 106092 | Conic Sections in Polar Coordinates · Exercise 33 | Medium | |
| 106093 | Conic Sections in Polar Coordinates · Exercise 34 | Medium | |
| 106094 | Conic Sections in Polar Coordinates · Exercise 35 | Medium | |
| 106095 | Conic Sections in Polar Coordinates · Exercise 36 | Medium | |
| 106096 | Conic Sections in Polar Coordinates · Exercise 37 | Medium | |
| 106097 | Conic Sections in Polar Coordinates · Exercise 38 | Medium | |
| 106098 | Conic Sections in Polar Coordinates · Exercise 39 | Medium | |
| 106099 | Conic Sections in Polar Coordinates · Exercise 40 | Medium | |
| 106100 | Conic Sections in Polar Coordinates · Exercise 41 | Medium | |
| 106101 | Conic Sections in Polar Coordinates · Exercise 42 | Medium | |
| 106103 | Conic Sections in Polar Coordinates · Exercise 44 | Medium | |