toxiccc46 toxiccc46
  • 12-11-2020
  • Mathematics
contestada

7. Calculați perimetrul si aria unui romb cu lungimile diagonalelor de 12 cm şi 16 cm.

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paytynnalyssa
paytynnalyssa paytynnalyssa
  • 12-11-2020
wnglish please, then i can help
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adrianabazan
adrianabazan adrianabazan
  • 12-11-2020
pentru a găsi aria: 1/2 (12) (16) = 96 cm^2

folosind formula: (AB ^ 2 = CD ^ 2 + EF ^ 2) perimetrul este: 20
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