A. P=1/2a*h
P=16
B.P=30
C.P=35
D.P=45
E.P=13,5
a=8cm
h=4cm
wzór na pole trójkąta P=a*h/2
P=8*4/2=32:2=16 cm2(cm kwadratowe)
a=12
h=5cm
P12*5/2=60/2=30 (cm kwadratowe)
a=7 cm
h=10cm
p=7*10/2=70/2=35 (cm kwadratowe)
a=15cm
h=6 cm
P=15*6/2=90/2=45(cm kwadratowe)
a=6cm
h=4,5 cm
P=6*4,5/2=27/2=13,5 (cm kwadratowe)
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A. P=1/2a*h
P=16
B.P=30
C.P=35
D.P=45
E.P=13,5
a=8cm
h=4cm
wzór na pole trójkąta P=a*h/2
P=8*4/2=32:2=16 cm2(cm kwadratowe)
a=12
h=5cm
P12*5/2=60/2=30 (cm kwadratowe)
a=7 cm
h=10cm
p=7*10/2=70/2=35 (cm kwadratowe)
a=15cm
h=6 cm
P=15*6/2=90/2=45(cm kwadratowe)
a=6cm
h=4,5 cm
P=6*4,5/2=27/2=13,5 (cm kwadratowe)