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Ukrainian From Tasks to Tasks - geometry
2012.9
2012.9
Part of
Ukrainian From Tasks to Tasks - geometry
Problems
(1)
equilateral if median=altitude, <A=60^o (2012 From Tasks to Tasks, p9 Ukr)
Source:
5/2/2021
In the triangle
A
B
C
ABC
A
BC
, the angle
A
A
A
is equal to
6
0
o
60^o
6
0
o
, and the median
B
D
BD
B
D
is equal to the altitude
C
H
CH
C
H
. Prove that this triangle is equilateral.
geometry
Equilateral