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a)3cm*6cm=18cm^2
b)4*10/2=20cm^2
c)4*1/2=2cm^2
4*5=20cm^2
20+2=22cm^2
Równoległobok
Dane:
a= 6cm
h= 3 cm
P= a* h
P= 6*3 = 18 cm^2
Deltoid
f= 4 cm
e = 10 cm
P= e*f/2
P= 4*10/2=20 cm^2
Trapez
a= 1+5 = 6 cm
b= 5 cm
h= 4 cm
P = (a+b)h/2
P= (6+5)*4 /2
P= 22 cm^2
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a)3cm*6cm=18cm^2
b)4*10/2=20cm^2
c)4*1/2=2cm^2
4*5=20cm^2
20+2=22cm^2
Równoległobok
Dane:
a= 6cm
h= 3 cm
P= a* h
P= 6*3 = 18 cm^2
Deltoid
f= 4 cm
e = 10 cm
P= e*f/2
P= 4*10/2=20 cm^2
Trapez
a= 1+5 = 6 cm
b= 5 cm
h= 4 cm
P = (a+b)h/2
P= (6+5)*4 /2
P= 22 cm^2