Sprint 28 · Chapter 6

Double Triangle Models

Master solving problems with two right triangles by identifying the shared side and substituting equations.

1. 1When One Triangle Isn't Enough
2. 2Image Block
3. 3Example 4: The Flagstaff
4. 4Example 5: The Longer Shadow
5. 5Example 6: Multi-storey Building
6. 6Method: The Common Side
7. 7Faded Practice: Walking Towards the Building
8. 8Practice: The TV Tower