Answer:
1,350
Step-by-step explanation:
To find Surface Area you need to area of all the sides and add them
So to find one side of the cube you do L x H
So 15 x 15 = 225
Since all the sides of the cube are the same, you don't need to figure out the area of the other sides.
225 x 6 sides = 1,350
Hope this helped
