January 2019 2 6 Report
Oblicz pola poniższych trójkątów: 28cm i 19cm, 3,2dm i 38cm, 7dm i 6dm, 20cm i 25cm, 10cm i 3cm, 32cm i 24cm np.
P= a * h /2
a= 28 cm
h= 19cm
P = 28 * 19 / 2 = 266cm
Proszę o pomoc!


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