Finding a triangle's area given two points and an angle

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Resources on this page:
Video going through an SBD question | Key points | SBD with worked solution

Pure 1 Mixed Ex 5 Q12 - the answer is 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:

• Find the equation of a straight line given two points
• Understand and use the properties of perpendicular lines
• Understand and work with geometric shapes defined by coordinates

Answer to the textbook question at the top of this page