How many lines of symmetry does a regular pentagon have?
Number of lines of symmetry in a regular polygon is equal to number of sides of the polygon. Since, a pentagon has 5 sides. So, a regular pentagon has a total of 5 lines of symmetry.
(a) Edward has a shining star as shown below. What is the total number of lines of symmetry in this star?
(b) How many lines of symmetry does a regular pentagon have? [2 MARKS]