Question

please answer it as an attachment​

Answer 1

Answer:

x=√2π

Step-by-step explanation:

the area of the coin is

area of circle -area of square

9π-x2=7π

2π=x2

x=√2π

perimeter of square is 4√2π

Answer 2

Answer:

I) 9π-x^2=7π

ii) perimeter =8√(11/7)

Step-by-step explanation:

area area of figure is equals to area of coin minus area square

7π=9π-x^2

solve above equation

x=2√(11/7)

perimeter is equal to 8√(11/7)