lungimea unui dreptunghi este de 30 cm.iar latimea 1/5 din lung.afla dimensiunile dreptung.

Răspunsul a fost dat de: USER9969
29 Agustus 2025 matematica 5 minute
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Clasă: Education Materie: matematica
lungimea unui dreptunghi este de 30 cm.iar latimea 1/5 din lung.afla dimensiunile dreptung.
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L = 30 cm
l = 1/5 din 30 = 6    sau: 30 : 5 = 6
l = 6 cm
P = 2L + 2l = 2 x 30 + 2 x 6 = 60 + 12 = 72 cm

Dimensiunile dreptunghiului sunt:
L = 30 cm
l = 6 cm
P 72 cm
Răspunsul a fost dat în data 29 Agustus 2025

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