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, ...

A worksheet on finding the equation of a line given a its gradient and a point on it and the equation passing through a point which is parallel/perpendicular to a given line. Detailed solutions are ...

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.

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 ...