Средняя линия треугольника делит стороны AB и CB на равные отрезки AM и MB, CN и NB соответственно. Следовательно, AB = AM + MB = √3 + √3 = 2√3, CB = CN + NB = 2√2.
По теореме Пифагора найдем сторону АС: AC² + CB² = AB²
AC² = (2√3)² - (2√2)² = 12 - 8 = 4
AC = 2
1) I'd like to invent a robot that could lift up heavy objects such as iron,and could develop into cube,that I would have opportunity to put him into pocket or bag.
2) i would like to invent robot that could sew clothes
3) I'd to invent robot that could make endless battery in phones.
На английском языке слово утка переводится как duck
I am fond of swimming and reading books.
I am keen on studies.
My friend is interested in writing books.
My mom is good at cooking.
My teacher is mad about English language.
Fire fox,funny cat,living doll.