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a²+b²=c²
24²+7²=c²
c²=625 /√
c=25
2Pp= 744cm²
Pb= 60×12=720
Pb=60×19=1140
Pb=24×60=1440
Pb=60×25=1500
Pc= 5544cm²
b = 19 cm
H = 60 cm
h = 60/2,5 = 24 cm
ramię c = ?
c² = h²+(19-12)²
c² = 24²+7²
c² = 576+49
c² = 625
c = √625
c = 25 cm
Pp = (a+b)*h/2
Pp = (12+19)*24/2
Pp = 31*24/2
Pp = 372 cm²
Pb = a*H+b*H+h*H_c*H
Pb = 12*60+19*60+24*60+25*60
Pb = 720+1140+1440+1500
Pb = 4800 cm²
Pc = 2*Pp+Pb
Pc = 2*372+4800
Pc = 5544 cm²