Vrijeme: 11:06
G mix #4
Tri jedinične kugle se međusobno dodiruju izvana. One se nalaze u većoj polukugli tako da svaka dira polukuglu u dvije točke. Koliki je radijus polukugle? Rješenje zaokružite na tri decimale.
Three unit spheres touch each other externally. They are placed inside a larger hemisphere so that each sphere touches the hemisphere at two points. What is the radius of the hemisphere? Round the answer to three decimal places.