IOM 2021, Блиц — Задача 63

The Blitz-contest of IOM-2021

Условие

Let $ABCD$ be a rectangle with area $1$ and let point $E$ lie on the side $CD$. What is the area of the triangle formed by the centroids of the triangles $ABE$, $BCE$ and $ADE$?

If the answer is a fraction, it can be entered either as a decimal fraction or as a ratio “$r/s$”. Rounding is not allowed.

Отговори

Решение

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Оригинал в Архива: iom-2021-blitz-tasks-eng.pdf · официални решения: iom-2021-blitz-answers-eng.pdf