SOLUTION: The ratio of AB to BC is 1:3. what is the ratio of the shaded area to the unshaded area in the figure?https://media.discordapp.net/attachments/742028999940767776/838939172383359

Algebra ->  Finance -> SOLUTION: The ratio of AB to BC is 1:3. what is the ratio of the shaded area to the unshaded area in the figure?https://media.discordapp.net/attachments/742028999940767776/838939172383359      Log On


   

Question 1179703: The ratio of AB to BC is 1:3. what is
the ratio of the shaded area to the
unshaded area in the figure?https://media.discordapp.net/attachments/742028999940767776/838939172383359016/unknown.png
Answer by ikleyn(52785) About Me  (Show Source):
You can put this solution on YOUR website!
.

To solve the problem, use the formulas for the circle/semi-circle areas.



As soon as you got this key idea from me (the HINT),
the rest is just boring routine arithmetic.