trapezoid conditions (2019 Adygea Teachers' Geometry Olympiad p4)
Source:
June 24, 2020
geometrytrapezoidtangentialright angletrapezium
Problem Statement
From which two statements about the trapezoid follows the third:
1) the trapezoid is tangential,
2) the trapezoid is right,
3) its area is equal to the product of the bases?