# Think out of the circle (1)

Geometry Level 3

Let $$n$$ be the diameter of the largest circle. If the radius of the smallest circle is 10, what can we confirm about $$n$$?

i) It is an irrational number;

ii) It is a prime;

iii) It is a whole number;

iv) It is lesser than 60;

v) The value is between 40 and 60.