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Сторона правильного треугольника равна 8 см.
Найдите радиус окружности:
1) вписанной в треугольник
2)описанной вокруг треугольника
Предмет:
ГеометрияАвтор:
shelbyenowа=8 см
Радиус вписанной окружности в правильный треугольник равен
см
Радиус описанной вокруг правильного треугольника окружности равен
см
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II. Change the active sentences to passive sentences that have the same meaning and tense:
1. The news surprised my mother. Example: My mother was surprised by the news. 2. Thomas Edison invented the photograph. 3. Doctor Brown will give you some advice. 4. The gardener has planted some trees. 5. Fleming discovered penicillin. 6. Someone had broken our door down. 7. Mr. Street will teach our class. 8. A college student buys books every day. 9. The police search for the stolen cars. 10. Yesterday Johnny broke the window.Предмет:
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III. Make sentences by combining two parts. Use an infinitive phrase as in the example:
1. I heard him. He walked out of the room. Example: I heard him walk out of the room. 2. She saw them. They left a building. 3. John invited Rose. "Come to my party". 4. I felt something. It touched me. 5. I advised him. "Don`t buy a used car." 6. The boy cries. The pain made it. 7. I listened to him. He was telling me his story. 8. The man saw somebody. He (she) stopped in front of his door.Предмет:
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