A cube

A cube has a surface area of 64 ft². Hedy creates a reduction of this cube using a scale factor of 0.5.

What is the surface area of the reduction?

Correct answer:

S2 =  16 ft2

Step-by-step explanation:

S1=64 ft2 S1 = 6a2  a=S1/6=64/63.266 ft  k=0.5  b=a k=3.266 0.51.633 ft  S2=6 b2=6 1.6332=16=16 ft2   Verifying Solution:   S2 = k2 S1



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