Each edge of the winding walkway in the diagram is made of 2 circular arcs with a radius of 25 feet. The raduis is depicted by the dash line. If the width of the walkway is 5 feet, what is the difference of the two edges of the walkway?

Question

anonymous · Answer

attachment

anonymous · Answer

@eliassaab ???

anonymous · Answer

everyway I do it I'm not coming up with the right answer.

cwrw238 · Answer

i'M NOT EXACTLY SURE WHAT YOU MEAN By THE difference of the 2 edges

anonymous · Answer

I'm not sure either but that's how it is worded.

anonymous · Answer

The are between the two circles is
$$
30^2 \pi -25^2 \pi =275 \pi
$$

anonymous · Answer

The difference between the two walkaways is
$$
\frac{(275 \pi ) (1.57\,
   -1.3)}{2 \pi }=37.125
$$

anonymous · Answer

these were my choices
1.25 ft
1.80 ft
2.15 ft

anonymous · Answer

What's the answer?

anonymous · Answer

it was 1.25 on PLATO