The ratio of radius of a circle and the side of a square is 2 : 7. Find the ratio of their areas:
Choose the correct option.
A) 2 : 1	B) 4 : 7	C) 8 : 77	D) 4 : 49	E) None
radius/side = 2/7   â‡’ area of circle/area of square= 4/49   Answer: 4 : 49
<result>D</result>
The ratio of radius of a circle and the side of a square is 2 : 7. Find the ratio of their areas: