Предмет: Геометрия, автор: Аноним

10 13 2 4 5/7 6/8 Дано: а|| b, 28 = 112°. Знайти інші кути.​ СРОЧНОО☹️☹️☹️☹️

Приложения:

orjabinina: ∠8=∠4=120 как соответственные
∠8=∠5=120 как вертикальные и ∠4=∠1=120 как вертикальные
∠7=180-∠8=60 как смежные
∠7=∠3=60 как соответственные
∠7=∠6=60 как вертикальные
∠6=∠2=60 как соответственные
orjabinina: ошиблась в градусах .Исправляю ∠8=∠4=112 как соответственные
∠8=∠5=112 как вертикальные и ∠4=∠1=112 как вертикальные
∠7=180-∠8=68 как смежные
∠7=∠3=68 как соответственные
∠7=∠6=68 как вертикальные
∠6=∠2=68 как соответственные

Ответы

Автор ответа: Ellina1995
8

Ответ:

угол 2= 112°, угол 1=68°, угол 7=68°, угол 5=112°, угол 4=112°, угол 3 и угол 6=68°

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1. MACHINERY
• Be sure to understand how to operate every machine you are going to use.
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2. TOOLS
• Report any damage to the tools used at work.
• See that tools are correctly set.

3. DRESS
• Before starting work, wear protective clothing.
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4. WORKSHOP
• Keep the workshop tidy, do not leave rubbish around and do not throw cigarette ends or ashes into the rubbish bin.
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5. ACCIDENT PROCEDURES
• Make sure you know where to assemble in the event of fire and where the emergency stop buttons are located.
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