pomożecie z jedym zadniem5
h = 3,6dm
a + b = 2 * h = 2 * 3,6dm = 7,2dm
P = 1/2 * (a +b) * h
P = 1/2 * 7,2 * 3,6
P = 12,96dm^2 ----------- odpowiedź
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h = 3,6dm
a + b = 2 * h = 2 * 3,6dm = 7,2dm
P = 1/2 * (a +b) * h
P = 1/2 * 7,2 * 3,6
P = 12,96dm^2 ----------- odpowiedź