Surface of the cuboid

Find the surface of the cuboid if its edges have the dimensions a, 2/3a, and 2a.

Result

S = (Correct answer is: 8*a^2) Wrong answer

Step-by-step explanation:

b=2/3 a c=2a  S=2(a b+b c+c a) S=2(a 2/3a+2/3a 2a+2a a) S=2(2/3+4/3+2) a2 S=2(2/3+4/3+2) a2  S=8 a2



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







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

Related math problems and questions: