1. Załącznik
Obliczenia:
d=a√2
d=4√2
O=12+4+4√2+4√2=16+8√2=8(2+√2)cm
2.
P=½a*h /*2 2P=a*h
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a=12cm
b=4cm
c=d=4√2cm
h=4cm
Ob.=12+4+4√2+4√2=(16+8√2)cm
zad.9
P=ah/2
2P=ah
h=2P/a
2.P=1/2ah
h=b√3/2
h=9√3/2
h=4,5√3cm
1. Załącznik
Obliczenia:
d=a√2
d=4√2
O=12+4+4√2+4√2=16+8√2=8(2+√2)cm
2.
P=½a*h /*2
2P=a*h