Сторона треугольника равна 12 мм,а высота,проведённая к ней,в три раза меньше высоты . найдите площадь треуголька

1. In this essay I’d like to tell you about my plans for the future. 2. I’m 16 and soon I’m finishing school. 3. It’s very important to choose my future profession. 4. But it’s not easy. 5. I like foreign languages very much, and I want to become an interpreter. 6. So, I’m preparing to my future exams in order to enter a university. 7. But I think not only about my future profession. 8. I want to travel around the world and to practice my knowledge of English with foreigners. 9. I also want to realize myself in my hobby. 10. I like to shoot photos very much. 11.One of my dreams is to be a photographer and to make an exhibition with my works. 12. If I manage to travel, I’ll be able to take very many good photos for my exhibition. 13. I hope this will come true.

12:3= 4 см - высотаSтр= 1/2*h*a, где а - длина основания, h- высота опущенная на негоSтр=12*4/2=24 кв см

1)12:3=4(мм)-высота2)S=12*4=48(vv)