Oblicz pole figury przedstawionej na rysunku.
a) 12=a
a=12/ =12 /2=6
P=
P= )^{2}[/tex] =72
b)sin30stopni=b/16=1/2
b=16/2=8
+ =
=256-64
=192
= =8
P=a*b
P= 8*8= 64
c)P= * /4
P=16
d) h=20/2=10
P=20*10=200
e)h= 12 /2=6
a=10+1/2*12+1/2*12=10+6+6=22
P=1/2*(10+22)*6
P=1/2*32*6
P=96
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a) 12=a
a=12/ =12 /2=6
P=
P= )^{2}[/tex] =72
b)sin30stopni=b/16=1/2
b=16/2=8
+ =
=256-64
=192
= =8
P=a*b
P= 8*8= 64
c)P= * /4
P=16
d) h=20/2=10
P=20*10=200
e)h= 12 /2=6
a=10+1/2*12+1/2*12=10+6+6=22
P=1/2*(10+22)*6
P=1/2*32*6
P=96