Identify the objects with one line of symmetry. Which ones have no lines of symmetry? Find the objects with two or more lines of symmetry. One of the objects has eight lines of symmetry.

Now, draw an arc centred on a corner of your choice, connecting the two lines… Receive a weekly dose of discovery in your inbox! We'll also keep you up to date with New Scientist events and ...

They all have vertical symmetry. This means you can draw a mirror line down through the middle of each shape and divide it into two reflected halves. Remember vertical means from top to bottom.