" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Pc = 2*3cm*4cm+2*4cm*10cm+2*3cm*10cm
Pc = 24cm²+80cm²+60cm²
Pc = 164cm²
zadanie 2
h²+(6cm:2)² = (5cm)²
h²+(3cm)² = 25cm²
h²+9cm² = 25cm²
h² = 25cm²-9cm²
h² = 16cm²
h = √16cm²
h = 4cm
Pp = 2*0,5*6cm*4cm
Pp = 6cm*4cm
Pp = 24cm²
Pb = 2*5cm*20cm+6cm*20cm
Pb = 2*100cm²+120cm²
Pb = 200cm²+120cm
Pb = 320cm²
Pc = 24cm²+320cm²
Pc = 344cm²