The ratio of radius of a circle and the side of a square is 2 : 5. Find the ratio of their areas:	Answers:	A) 2 : 1	B) 4 : 25	C) 8 : 77	D) 4 : 121	E) None
radius/side = 2/5   â‡’ area of circle/area of square= 4/25   Answer: 4 : 25
<result>B</result>
The ratio of radius of a circle and the side of a square is 2 : 5. Find the ratio of their areas: