Number:
17431
Author:
Issue:
ET Vol 65, Dec 1912
Tags:
Triangle & Circle Geometry (Trilinear coordinates)
Solved by:
R.F. Davis, MQ Vol 100
Solved by:
Henry Riddell, MQ Vol 100
Solved by:
J.E.A. Steggall, MQ Vol 100
Solved by:
P.T. Stevenson, MQ Vol 100