Homework Help: physics

Posted by kj on Wednesday, September 7, 2011 at 5:17pm.

One afternoon, a couple walks five-eighths of the way around a circular lake, the radius of which is 1.45 km. They start at the west side of the lake and head due south to begin with.

(a) What is the distance they travel?

physics - bobpursley, Wednesday, September 7, 2011 at 5:22pm
distance=radius*5/8*radius*2PI
physics - bobpursley, Wednesday, September 7, 2011 at 5:23pm
delete one of the radius in the above, I got carried away.
physics - Anonymous, Wednesday, September 7, 2011 at 9:22pm
WHAT IS Pl???

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