Odpowiedź:
P = 12 cm^2
P = a^2
a^2 = 12
a =√12
a = 2√3
Obw = 4 * a
Obw = 4 * 2√3 = 8√3
Odp: obwód tego kwadratu wynosi 8√3 cm.
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Odpowiedź:
P = 12 cm^2
P = a^2
a^2 = 12
a =√12
a = 2√3
Obw = 4 * a
Obw = 4 * 2√3 = 8√3
Odp: obwód tego kwadratu wynosi 8√3 cm.
4a = 4 * 2/3 = 8/3