Surface area

Calculate the surface area of a four-sides 2-m high prism which base is a rectangle with sides 17 cm and 1.3 dm

Correct result:

S =  16.42 dm2

Solution:

c=2 dm a=17/10=1710=1.7 dm b=1.3 dm S=2 (a b+b c+a c)=2 (1.7 1.3+1.3 2+1.7 2)=82150=82150 dm2=16.42 dm2



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