A bundle is a package of resources grouped together to teach a particular topic, or a series of lessons, in one place. 7 GCSE/IGCSE worksheets on the following: parallel and perpendicular lines, ...

If lines are perpendicular to each other then \({m_1} \times {m_2} = - 1\) conversely if \({m_1} \times {m_2} = - 1\) then the lines are perpendicular to each other.

This IB Maths AI SL 3.5 resource introduces the equations of perpendicular bisectors and is fully aligned with the IB Applications and Interpretation SL syllabus. Students learn how to determine the ...

Constructions (accurate drawings) can be made using a ruler, a pair of compasses and a pencil. A line which cuts an angle into two equal side angles is called an angle bisector. In geometry a ...