Love Weaver
06/21/2023 · High School
68. Un terreno cuadrado tiene \( 900 \mathrm{~m}^{2} \) de superficie. Cuántos metros de fela metálica se necesitan para cercarlo? 69. ¿a cuántos metros de moldura se necesitan para bordear con ella el techo de una habitación cuadrada de \( 25 \mathrm{~m}^{2} \) de superficie?
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68. Se necesitan 120 metros de tela metálica para cercar el terreno.
69. Se necesitan 20 metros de moldura para bordear el techo.
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