7

GEOMETRY

*

Test

DEBUG: triangle / * / None / 1 - geom_2/q00062
Segments DE, DF and EF are the medial lines of the triangle ABC (picture). The measure of angle α is 69°, and the angle β is 54°.
Triangles ABC and ADF are .
Triangles CEF and ADF are .
The angles of △ADF are equal to
(enter values separated by commas, without spaces).
NASTAVI