Either of two unit circles passes through the center of the other. How do you prove that the common area is #2/3pi-sqrt 3/2# areal units?
2 Answers
Proved in the explanation
Explanation:
The common area is enclosed by unit circle arcs subtending
For this arc, sector area of a unit circle
One half of the common area
= this sector area less area of the inner triangle, of sides
Twice this is the common area =
I welcome a graphical depiction,.from an interested reader.
see explanation.
Explanation:
1) Equilateral triangle area
2) yellow area
3) Common area