Jak nie widać zadanie ze zbioru zadań 79/53 - matematyka z plusem 1. Trzeba obliczyć pole tych trapezów.
ZAŁĄCZNIK
a) P = (a+b)*h :2
P1= (15+5) * 3 :2 = 60 :2 = 30 j2 - 30 jednostek kwadratowych
b)
P2 = (11+7) * h :2
h = 4
P2 = 18 * 4 :2 = 36 j2
c)
h3 = 5
P3 = (4+10) * 5 :2 = 70:2 = 35 j2
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a) P = (a+b)*h :2
P1= (15+5) * 3 :2 = 60 :2 = 30 j2 - 30 jednostek kwadratowych
b)
P2 = (11+7) * h :2
h = 4
P2 = 18 * 4 :2 = 36 j2
c)
h3 = 5
P3 = (4+10) * 5 :2 = 70:2 = 35 j2