Odpowiedź :
Odpowiedź:
a) a = 5cm, h = 1dm = 10cm
P = (5 * 10) / 2
P = 50 / 2
P = 25 (cm²)
b) a = 4cm, h = 25mm = 2,5 cm
P = (4 * 2,5) / 2
P = 10 / 2
P = 5 (cm²)
c) a = 3m, h = 25dm = 2,5m
P = (3 * 2,5) / 2
P = 7,5 / 2
P = 3,75 (m²)
Liczę na naj :)
Odpowiedź:
a) a = 5cm, h = 1dm = 10cm
P = (5 * 10) / 2
P = 50 / 2
P = 25 (cm²)
b) a = 4cm, h = 25mm = 2,5 cm
P = (4 * 2,5) / 2
P = 10 / 2
P = 5 (cm²)
c) a = 3m, h = 25dm = 2,5m
P = (3 * 2,5) / 2
P = 7,5 / 2
P = 3,75 (m²)
Liczę na naj :)