👉 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 ...

This is a worksheet to help students strengthen their skills in the concept of parallel lines cut by a transversal. The following angle relationships occur in the exercises: complementary angles, ...

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 ...

The first worksheet has exercises that aim to to strengthen your students’ skill at finding an unknown angle measure in a triangle, using the triangle angle sum theorem. Using the fact that the sum of ...