“According to the Insurance Institute of Highway Safety, modern roundabouts — which have proliferated in this country in recent years — are not only far safer than regular intersections, they are also more fuel efficient. Drivers use about 30 percent less gas when using a roundabout compared with a traffic signal, according to the Institute, because they don’t necessarily have to stop and idle.” - NY Times
The roundabout in Hudson center dates back to the early 1900’s, however more recently it was the recipient of a makeover, part of Hudson’s “downtown beautification project”. Many businesses old and new are located on this roundabout. It’s location, at the intersection of Routes 62 and 85 make this well travelled indeed.
![](https://lh6.googleusercontent.com/yqv64L5GfUpzvfvBjc31V2fk5h935V5SCjfEYBLhW-_2jz4WfxvfOToHeQW_WxxtW9YZSOweN5b2tk3eRXcHXINUjsvcf-E1cOr8QUa7b2vaq0p0OKs8ZHSUPg7blkSEBw)
The diagram above shows two circles with center A.
The radius of the outer circle is 7 units and the radius of the inner circle is 4 units.
What is the area of the shaded ring? (Use 22/7 as an approximation for pi)
The cache is located at: N42 23.ABC, W071 34.DEF
Use your answer to find the values of A through E (Left most significant digit considered 1st digit):
A = Sixth digit
B =Third digit
C = Fourth digit
D = Twelfth digit + Seventh digit
E = Ninth digit
F = Eighth digit
Note: Some maps will show the final in a very wet place, but use satellite imagery to reveal the actual terrain.
You can check your answers for this puzzle on GeoChecker.com.