Предмет: Математика, автор: ostapkososok

На бісектрисі А взято точку В, а на сторонах точки С і Д, такі що АВС= АВД. Довести, що АД=АС.

Ответы

Автор ответа: dima200817721

0

Дано: угол А, L - б. агла А,точки С и В принадлежат сторонам угла, точка В принадлежит б., угол САВ=углу ВАД, угол СВА=углу ДВА, треугольник САВ, треугольник ВАД.

Док-ть: АД=АС.

Решение: Расмотрим два треугольника САВ и ВАД. У них общая сторона АВ, угол ВАД=углуВАС(т.к. б.), угол СВА=углуДВА из условия. Треугольники равны по одной стороне и двум прилежащим к ней углам=>АС=АД.

Автор ответа: nez13350

0

Ответ:

djjdjdjdjdjjdjdjdkdkfjjfjfjdhdhfhdhdh7373+_+_+_6_!$8_7+_8_8_74785858588583839383(_(_++4+4++4+4+4+4+474+_7_!_84(for _(8_(_(_&(__8_(($+_+__+8_(_8jdjdd me know if that is okay for you for you for you for you for you for you for you for you time for the percolator for the day to be out in time to get together soon I will be home in about an a and

Пошаговое объяснение:

I'm going to be out of work at the percolator coffee ☕

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