Oblicz pole i obwód rombu którego bok ma długosc 9 cm a wysokosc jest równa dwa i jedna trzecia cm
dzekuje z góry:)
P = (2+1/3)* 9 = 18 + 3 = 21 cm^2
L = 4*a = 4*9cm = 36 cm
a=9 cm
h=2 1/3 cm=7/3 cm
Ob=4*a
Ob=4*9=36 cm
P=a*h
P=9*7/3=21 cm^2
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P = (2+1/3)* 9 = 18 + 3 = 21 cm^2
L = 4*a = 4*9cm = 36 cm
a=9 cm
h=2 1/3 cm=7/3 cm
Ob=4*a
Ob=4*9=36 cm
P=a*h
P=9*7/3=21 cm^2