Five is 11 and negative 11 because double negative equals a positive
27
- 3.204
10.8
----------
12.996 ?
Surface area of a cube = 486 square inches
Solution:
Given each side of a cube = 9 inches
Net of a cube has 6 squares.
Area of square = side × side
Area of 1 square = 9 × 9 = 81 square inches
Surface area of a cube = Area of 6 squares
= 6 × (side × side)
= 6 × 81
= 486 square inches
Hence, surface area of a cube is 486 square inches.
Answer:
C
Step-by-step explanation:
Rounding can make a long number that might be confusing short and easy to understand. D sounds like the right answer but actually rounding isn't the most accurate. Using a fraction is.
