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Mathematics, 24.07.2020 14:01 kactus
The width of an arch is 1.4 m and the semicircle at the top begins at a height of 1.9 m. What is the minimum amount of material in square metres needed to cover the whole arch so you cannot see through it?
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The width of an arch is 1.4 m and the semicircle at the top begins at a height of 1.9 m. What is the...
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