Math Problem Statement
На миллиметровку бросают сосновую иголку длиной 1 см. Найдите среднее число пересечений с линиями сетки (да, сосновая иголка прямой быть не обязана).
Solution
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Math Problem Analysis
Mathematical Concepts
Geometrical Probability
Buffon's Needle Problem
Formulas
E(N) = 2L / a
L = 1 см (length of the needle)
a = 1 см (distance between grid lines)
Theorems
Buffon's Needle Theorem
Suitable Grade Level
University or Advanced High School
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