A full turn around a point equals 360º. If a full turn equals 360º, then the sum of the angles around a point must also be 360º. When you calculate angles around a point, you can use this fact to find ...

Parallel lines close parallel lines Lines which never meet and stay the same distance apart. Parallel lines are indicated by a pair of arrows. are two or more straight lines that remain the same ...

The cafe wall optical illusion posted on Twitter challenges people to figure out if the lines are straight or bend at an angle. A myriad of optical illusions keeps us glued to our screens as we keep ...