Cube wall

The surface of the first cube wall is 64 m2. The second cube area is 40% of the surface of the first cube. Find the length of the edge of the second cube (x).

Correct answer:

x =  2.0656 m

Step-by-step explanation:

S1=64 m2 q=40%=10040=52=0.4  S2=q S1=0.4 64=5128=25.6 m2  S2 = 6 x2  x=S2/6=25.6/6=2.0656 m



Did you find an error or inaccuracy? Feel free to write us. Thank you!







Tips for related online calculators
Our percentage calculator will help you quickly calculate various typical tasks with percentages.

Related math problems and questions: