👉 Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel when they have the same slope and are drawn straight to each other such ...

Parallel lines are straight lines which have the same direction and so never meet. Arrowheads show lines are parallel. A straight line that cuts a pair of parallel lines is called an intersecting ...

A GCSE Maths video about the relationships that can be seen between angles in parallel lines. This video explains the differences between corresponding, alternate and co-interior angles and how to ...