Finding the area of the triangle formed by three points
Resources on this page:
Video going through the textbook question | Key points | Worked solution
P1.5G Q10 - worked solution at the bottom of this page
Remember: productive practice is perfect preparation
- Once you have seen and understood how to do the question then do it yourself
- If you used help then after a few days retry the question without help
Key Points
You need to be able to:
- Recall the formula for the area of a triangle
- Find points of intersection
- Solve linear simultaneous equations (Century MF19.23: Simultaneous Equations 3: Scale Both Equations)