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артемка2277777
артемка2277777
30.06.2020 02:32 •  Геометрия

Ac и bd диаметры окружности в точке о, угол aod равен 16-ти градусам, найдите угол acb

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Ответ:
sairma
sairma
30.06.2020
∴AOD=∴BOC   (AO=OC=R  OD=OB=R   <AOD=<BOC=16°); треугольники равнобедренные.    Углы при основании равноб. тр. =
(180-16)/2=164°/2=82°, то есть  < OCB=82°   <ACB=<OCB=82°  <---ответ
4,4(5 оценок)
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Ответ:
ilona125
ilona125
30.06.2020

ответ: so, in my opinion there are a lot of animals, which can help people. for example, farmers use their horses to carry some products like milk or hay to a barn. also we can see cats and dogs, which amazingly cope with a person's stress and anxiety. pets can notice some dangerous illnesses, even the owner have never thought of this. if we talk about bees, they are really important too. the bees help people with doing a huge amount of honey, which increases hemoglobin and strengthens the immune system. everybody know snakes and a lot of people are afraid of them, but they also help people a lot. snake venom is used to make medicines and it saves people's lives. so, animals are not only good friends and companions, but also they are really important and useful.

Объяснение:

4,6(16 оценок)
Ответ:
nataxasan1984
nataxasan1984
30.06.2020

ответ: so, in my opinion there are a lot of animals, which can help people. for example, farmers use their horses to carry some products like milk or hay to a barn. also we can see cats and dogs, which amazingly cope with a person's stress and anxiety. pets can notice some dangerous illnesses, even the owner have never thought of this. if we talk about bees, they are really important too. the bees help people with doing a huge amount of honey, which increases hemoglobin and strengthens the immune system. everybody know snakes and a lot of people are afraid of them, but they also help people a lot. snake venom is used to make medicines and it saves people's lives. so, animals are not only good friends and companions, but also they are really important and useful.

Объяснение:

4,4(12 оценок)
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