kA и KB- хорды окружности с центром в точке o, угол akb=45 градусам,ab=3 корня из 2.Найдите длину радуиса

Найти корни уравнения. 25х^2=4

Какой из следующих отрезков имеет наибольшую длину:AB=367см,BD=5698мм,EF=79дм,GH=2,8м?ответ обаснуйте.

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Вставьте артикли, где это необходимо. I remember it very well. I was poor often didn’t have ……. money for ……. bread. I had …a…. friend. He was …a…. poor writer too. Once we needed ……. three dollars. We had to have ……. money by ……. evening. I don’t know where to go and where to get ……. three dollars. For ……. hour I was walking along ……. streets of ……. Washington. At last I came to ……. big hotel. I went into ……. hall of ……. hotel and sat down on ……. sofa to have ……. rest. Suddenly ....... beautiful small dog ran into ……. hall. It was ……. nice dog and began to play with it. I was playing with ……. dog when ……. man came into ……. hall. I knew ……. man at once. It was ……. General Miles. He saw ……. dog and liked it at once. “Do you want to sell it?” ……. general asked me. “……. three dollars” I answered. “……. price of three dollars is too little for such ……. dog. Do you want more?” he said. I didn’t, so he took ……. dog and went to ……. elevator. Ten minutes later ……. old man came into ……. hall. He was looking for something. “Are you looking for ……. dog, sir?” I asked. “ Yes ,” said ……. old man. I promised ……. old man to find ……. dog for three dollars and went to ……. General Miles’s room. ……. general had to return ……. dog and of course I returned him ……. money. But ……. old man paid me ……. three dollars I had earned.