Largest wall

Find the content of the largest wall of a prism with the base of a rectangle which has a height of 4 dm, side c = 5 cm, and side b = 6 cm.

Correct result:

S =  240 cm2

Solution:

a=4 dmcm=4 10 cm=40 cm c=5 cm b=6 cm  a>b>c  S=max  S=a b=40 6=240 cm2



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