Answer:#150 square inches
Step-by step Explanation:
A cube has 6 square faces.
and it's volume = lbh where l ,b and h represent the length , breadth and height of the cube , respectively.
Since in a cube , the dimensions are equal, l = b = h, the volume can be written.
∣
∣
∣
∣
¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
a
a
v
o
l
u
m
e
=
l
3
a
a
∣
∣
−−−−−−−−−−−−−−−
Now the volume = 125
⇒
l
3
=
125
⇒
l
=
3
√
125
=
5
Surface area is the sum of the area of all 6 faces.
area of 1 face
=
5
×
5
=
25
square inches
⇒
surface area
=
25
×
6
=
150
square inches