Предмет: Геометрия, автор: BioniCla

При пересечении двух параллельных прямых секущей разность образовавшихся внутренних односторонних углов равна 40 градусам. найти эти углы...

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Автор ответа: KuOV

0

Сумма внутренних односторонних углов, образованных при пересечении параллельных прямых секущей, равна 180°.
Пусть х - величина одного из углов, тогда х + 40° - второй угол.
x + x + 40° = 180°
2x = 140°
x = 70° - один угол,
70° + 40° = 110° - второй угол.

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