p1=ah/2
p1=8cm*5cm/2
p1=20cm
p2=10cm*5cm/2
p2=25cm
p2-p1=różnica pól
25cm2-20cm2=5cm2
roznica pol to 5cm2
P=1/2a*h
a=8cm,h=5cm
P1=1/2*8*5=20cm2
a=8+2=10cm,h=5
P=1/2*10*5=25cm2
P2-P1=25-20=5cm2
Pole jest większe o 5cm2
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p1=ah/2
p1=8cm*5cm/2
p1=20cm
p2=10cm*5cm/2
p2=25cm
p2-p1=różnica pól
25cm2-20cm2=5cm2
roznica pol to 5cm2
P=1/2a*h
a=8cm,h=5cm
P1=1/2*8*5=20cm2
a=8+2=10cm,h=5
P=1/2*10*5=25cm2
P2-P1=25-20=5cm2
Pole jest większe o 5cm2