Math Puzzle for May 16, 2025

Leaving Crescent City, California, for Crescent City, Florida.

Alameda Post - two overlapping circles. The one that is overshadowed forms a crescent. The circles are offset by a distance d

A red crescent is formed by two overlapping, congruent circles.
The radii of the red and blue circles are equal.
The circles are offset by a distance d = 4.91906233 centimeters.
The red crescent consists of two arcs of different lengths.
The difference in the two arc lengths is 10 centimeters.

Find the area A of the red crescent.

First correct answer arriving at [email protected] wins a gift card for ice cream for two at Tucker’s.

Last week’s winner was John Lovato with A = 5925 square centimeters.

Jeff Smith is a former Math teacher and a retired US Navy Lieutenant Commander. Reach him at [email protected].

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