Предмет: Геометрия, автор: крис634

ДИАГОНАЛИ РОМБА СОСТАВЛЯЮТ С ЕГО СТОРОНОЙ УГЛЫ, ОДИН ИЗ КОТОРЫХ НА 40º МЕНЬШЕ ДРУГОГО. ЧЕМУ РАВЕН МЕНЬШИЙ УГОЛ РОМБА?
1)70º
2)50º
3)60º
4)80º

Ответы

Автор ответа: nastiayegorova
0
50     потому что   сосендние углы равняються 180º
40*2=80º так как стороны 2 
 х=180º-80º=100º                                                                           
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