Одна из сторон параллелограмма равна 13, а диагонали равны 10 и 24. Найдите угол между диагоналями параллелограмма.

I think life will change for the better in 2100. Everyone will have a robotic housemaid that will do all the housework and look after the kids. We will also have robotic teachers and if you do not want to go to school, you won`t have to because there will be online schools.