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aflati lungimea laturei unui patrat care are perimetrul de:a)18 cm,b)23,6 cm, c)43,5 cm.urgent

Răspuns :

Aurelcraciun59
Pp=4xl
18=4xl
l=18:4
l=4,5

Pp=23,6
23,6=4xl
l=23,6:4
l=5,9

Pp=43,5
43,5=4xl
l=43,5:4
l=10,875
a) P=18cm
4l=18cm
l=18cm:4=4,5cm
b) P=23,6cm
4l=23,6cm → l=23,6:4=5,9cm
c)P=43,5cm
4l=43,5cm→ l=43,5:4=10,875cm

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