Allen received a paycheck for $500. He spent $200 for rent, $55 for food, and $20 for gas. Now, he has only $175 left. How much
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A suitable calculator can row-reduce the augmented matrix.
first number: 3
second number: 1
third number: 8
first number: 3
second number: 1
third number: 8
Given:
The volume of a cube-shaped box is cubic meter.
To find:
The perimeter of each of its faces.
Solution:
Let "a" be the side length of the cube shaped box. Then the volume of the box is:
It is given that the volume of a cube-shaped box is cubic meter.
Taking cube root on both sides, we get
Now, the perimeter of each face of a cube is:
Where, a is the side length of the cube.
Putting , we get
Therefore, the perimeter of each face of a cube-shaped box is 2 meters.