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Afla lungimea laturii si diagonalei un patrat care are aria = 60^2cm

Răspuns :

A = 60
l² =>l = 2√15 cm
d = l√2
d=2√15*√2=2√30cm
Salut,

Aria=60

l^2

l=2 radical 15 cm

diagonala=l radical 2

d=2 radical 15× radical 2 =2 radical 30 cm

BY 7646