Answer:
A)20.00mm
Step-by-step explanation:
since the cube has 6 faces divide it by 6.
= 2400 ÷ 6
=400
1 face = 400 area
since the surface of the cube is square and its area is 'side square'
find the square root of 400
which is 20 cm (side)
Also, I took the test and got it correct.
C≈59.19
I hope this helps! ^^
☁️☁️☁️☁️
The answer is: 3 1/3.
