Oblicz pole powierzchni prostopadłościanu o wymiarach 6 dm x 4 dm x 20 cm Plisss na jutro potrzebuje!
a=6dm
b=4dm
c=20cm=2dm
P=2ab+2ac+2bc
P=2*6dm*4dm+2*6dm*2dm+2*4dm*2dm
P=48dm²+24dm²+16dm²
P=88dm²
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a=6dm
b=4dm
c=20cm=2dm
P=2ab+2ac+2bc
P=2*6dm*4dm+2*6dm*2dm+2*4dm*2dm
P=48dm²+24dm²+16dm²
P=88dm²