Предмет: Геометрия, автор: artemkrasovskij

ABCD -  параллелограмм 

AD= 2 корень из 3-х

BD= 6см (диагональ)

угол ABD = 30 градусов

Нужно найти все углы

Помогите

Ответы

Автор ответа: rashid1703
0
если угол АВД 30градусов то угол АВС=60,тогда угол АВС=АДС=60 и тогда 360-120=240, угол ВАД=ВСД=240/2=120 и следовательно ВАД=ВСД=по 120градусов каждый
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