Ответы на вопрос:
ответ:угол 1 =102,5
Угол 2=77,5
Объяснение:пусть х гр. Угол 2, тогда угол 1 =х+25, х+х+25=180 2х=155 х=77,5. угол 2=77,5 угол 1=77,5+25=102,5
For two triangles to be congruent, one of 4 criteria need to be met.
The three sides are equal (SSS: side, side, side)
Two angles are the same and a corresponding side is the same (ASA: angle, side, angle)
Two sides are equal and the angle between the two sides is equal (SAS: side, angle, side)
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