SOLUTION: at a beach in the caribbean, the locals sell all kinds of items to the tourists. one item is a small parachute toy that has barbie as the doll. assume the toy is proportional to th

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Question 1175309: at a beach in the caribbean, the locals sell all kinds of items to the tourists. one item is a small parachute toy that has barbie as the doll. assume the toy is proportional to the real parachutist and parachute. given the barbie is 9.5 in tall and the real woman is x inches tall. if the circular opening of the toy parachute has area of 425 inches squared, and the area of the circular opening of the real parachute is 20000 inches squared then find x to the nearest inch.
Answer by ikleyn(52804) About Me  (Show Source):
You can put this solution on YOUR website!
.

All you need to know is THIS : 

    If two plane shapes are similar and the linear similarity coefficient is "k",

    then the ratio of the areas is k%5E2.

The rest is about proportions.