Calculate 6178

Calculate the plastic area of a 5-sided prism if the surface of the prism is 258 cm2 and one base of the prism has an area of 64.6 cm2. Enter the result in the form of the decimal number in cm2.

Correct answer:

x =  128.8 cm2

Step-by-step explanation:

S1=258 cm2 S2=64.6 cm2  x=S12 S2=2582 64.6=128.8 cm2

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