Answer:
Answer is 69.14
Step-by-step explanation:
[tex]given \: diameterofa \: circl e \: is \: 22mm \\ radius \: = \frac{22}{2} = 11 \: mm \\ area \: of \: side \: of \: the \: coin \: = circumference \\ we \: know \: that \: circumference \: = 2\pi \: r \\ here \: r = 11 \: mm \\ circumference = 2 \times \frac{22}{7} \times 11 \\ = 69.14 \: [/tex]
