1)the two friends lived in liverpool, didn't they? 2)the boys didn't like doing sums, did they? 3)the river mersey was far busier in the old days, wasn't it? 4)the narrator's relatives had seen a lot of parts of the globe, hadn't they? 5)the boys were not teenagers at the time, were they? 6)the boys tried to plan their voyage, didn't they? 7)the boys didn't prepare food and drink for their voyage, did they? 8)the boys could easily get on board the ship, couldn't they? 9)the boys had to give themselves up after midge got sick, didn't they? 10)the narrator's parents didn't believe his story, did they?
1. Треугольник делится на 2 меньших прямоугольных равнобедренных треугольника, причем биссектриса становится общим катетом обоих треугольников. Рассмотрим один из них. В нем два катета равны 3 см, а гипотенуза 3 Гипотенуза и есть наша сторона большого треугольника, то есть 2 стороны большого треугольника равны 3, а гипотенуза значит 6. ответ: 3, 3, 6 2. Составим систему неравенств, если принимать наше число за х: х+3(х+2)>134 x+2(x-2)<104 x+3x+6>134 x+2x-4<104 4x>128 3x<108 x>32 x<36 В данном промежутке только одно четное число - 34 ответ: 34
11-4=7