Pp=2Pc+Pb
Pp=2*ab+(Ha+Hb+Hc)
a=3cm
b=4cm
H=5cm
c obliczamy z tw. Pitagorasa
c²=a²+b²
c²=(3cm)²+(4cm)²
c²=9cm²+16cm²
c²=25cm² |√
c=√25cm²
c=5cm
Pp=2*3cm*4cm+(5cm*3cm+5cm*4cm+5cm*5cm)Pp=24cm²+(15cm²+20cm²+25cm²)
Pp=24cm²+60cm²
Pp=84cm²
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Pp=2Pc+Pb
Pp=2*ab+(Ha+Hb+Hc)
a=3cm
b=4cm
H=5cm
c obliczamy z tw. Pitagorasa
c²=a²+b²
c²=(3cm)²+(4cm)²
c²=9cm²+16cm²
c²=25cm² |√
c=√25cm²
c=5cm
Pp=2*3cm*4cm+(5cm*3cm+5cm*4cm+5cm*5cm)
Pp=24cm²+(15cm²+20cm²+25cm²)
Pp=24cm²+60cm²
Pp=84cm²