Odpowiedź:
bok a - 13
bok a -13
bok b - x
bok b -x
razem - 44
13 + 13 + x + x = 44
2 x =44-26
2 x = 18
x = 9
bok a ma 9 cm
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Odpowiedź:
bok a - 13
bok a -13
bok b - x
bok b -x
razem - 44
13 + 13 + x + x = 44
2 x =44-26
2 x = 18
x = 9
bok a ma 9 cm