Side AF = side BC + side DE
∴ Side AF = 15 + 15 = 30m
Side FE = side AB + side CD
∴ Side FE = 10 + 5 = 15m
∴ Perimeter of the playground = side AB + side BC + side CD + side DE + side FE + side AF
= 10 + 15 + 5 + 15 + 15 + 30
= 90m.
∴ The perimeter of the playground is 90 m.