2016 JBMO Problems
Contents
[hide]Problem 1
A trapezoid (
,
) is circumscribed.The incircle of the triangle
touches the lines
and
at the points
and
,respectively.Prove that the incenter of the trapezoid
lies on the line
.
Problem 2
Problem 3
Problem 4
See also
2016 JBMO (Problems • Resources) | ||
Preceded by 2015 JBMO Problems |
Followed by 2017 JBMO Problems | |
1 • 2 • 3 • 4 | ||
All JBMO Problems and Solutions |