Answer:
Surface area of the cube = 
Step-by-step explanation:
Given shape in figure 1:
Cube with edge length = 5 cm
To find the surface area of the cube.
Solution:
The surface area of a cube is given by the formula:
where 
represents the length of the edges of the cube.
For the given cube 
Plugging in the formula to find the surface area of the cube.
∴ 
Answer:
2x^3 + 9x^2 + 16x + 21.
Step-by-step explanation:
We first multiply the expression in the second parentheses by x , then by +3:
(x + 3)(2x^2 + 3x + 7)
= x(2x^2 + 3x + 7) + 3(2x^2 + 3x + 7)
= 2x^3 + 3x^2 + 7x + 6x^2 + 9x + 21 Now we add like terms:
= 2x^3 + 9x^2 + 16x + 21.
Answer:
u b
Step-by-step explanation:
g
Answer:
pi*r^2= Area
Step-by-step explanation:
Answer:
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