Вопрос школьника по предмету Геометрия
Длина катетов прямоугольника равна 6 см и 8 см. вычислите площадь круга,ограниченного окружностью,описанной около данного треугольника.
Ответ учителя по предмету Геометрия
гипотенуза, значит и диаметр описанной окружности √(36+64)=10, значит радиус равен R=10/2=5. S=πR²=25π
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the same as the first. Use used to and be or get
used to and the correct form of a verb from the
box.Write one word in each gap.
like live sinq eat qo write be swim
E.g. She lived in a flat but now she lives in a house.
She used to live in a flat.
He swims every day now. It doesn’t feel normal
for him.
He is not used to swimming every day.
This café was cheap but now it’s expensive.
They ate with a knife and fork and it didn’t feel normal for them.
I go to school by bus now and it’s feeling more normal.
We sang a lot at our old school but we don’t sing much now.