Two walls

Calculate the surface area of a cube in m2 if you know that the area of its two walls is 72 dm2.

Correct answer:

S =  2.16 m2

Step-by-step explanation:

S2=72 dm2 m2=72:100  m2=0.72 m2 S = 6a2 = 6 S1 = 3   S2 S=3 S2=3 0.72 m2=2.16 m2



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



Showing 1 comment:
Math student
72/100 = 0.72
0.72 m2
1 m = 10 dm





Tips for related online calculators
Do you want to convert area units?

You need to know the following knowledge to solve this word math problem:


 
We encourage you to watch this tutorial video on this math problem: video1   video2

Related math problems and questions: