Oblicz to jedno pole . Załącznik
h = 10 : 2 = 5cm ---- wysokość trapezu
a = 10cm
b = 4cm
P = 1/2 * (a +b) 8 h
P = 1/2 * (10 + 4) * 5
P = 1/2 * 14 * 5
P = 35cm^2 ------ odpowiedx
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h = 10 : 2 = 5cm ---- wysokość trapezu
a = 10cm
b = 4cm
P = 1/2 * (a +b) 8 h
P = 1/2 * (10 + 4) * 5
P = 1/2 * 14 * 5
P = 35cm^2 ------ odpowiedx