zad 1.
dAB= 5
dBC= 6
P=ab=6*5=30
zad 2.
P=ah
P= 8*4=32
b) P=1/2ah
P=1/2 *10*4,8
P= 5*4,8= 24
zad 3.
P=1,5x2,5= 3,75 m ^2
3,75x25=101,25
3.
P= 1/2 (a+b)h
P= 1/2 18x3
P=27 m^2
27/2= 13,5 = 14
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zad 1.
dAB= 5
dBC= 6
P=ab=6*5=30
zad 2.
P=ah
P= 8*4=32
b) P=1/2ah
P=1/2 *10*4,8
P= 5*4,8= 24
zad 3.
P=1,5x2,5= 3,75 m ^2
3,75x25=101,25
3.
P= 1/2 (a+b)h
P= 1/2 18x3
P=27 m^2
27/2= 13,5 = 14