помогите пожалуйста написать Шуточное письмо подруге. спасибо.

Какой материк увидел Персей?

дано:треугольник MNK

MN=6 см,MK=8 см,NK=10 см 

доказать,что MK-отрезок ,проведенный из точки к окружности с центром N и R=6 см

Saturday 21 July
I woke up very early this morning because the phone rang – I hate  by the phone! It was a wrong number. I was looking forward to in bed late as it is Saturday, but instead I started  about the trip. So I got up and started  my rucksack ready for hiking with some friends tomorrow. a weak ankle means that I can't help a bit anxious about it. I hate able to keep up with the others in the group.  is my favourite outdoor activity and I don't want to miss  the day with my friends, so I suppose I'll just have to hope for the best.

K2SiO3 Fe2(SO4)3 CUOHCL и NaHSO3: Гидролиз