Here are the numbers of children in 12 elementary school classes.
2 answers:
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Answer: first option
Step-by-step explanation:
The volume of a regular pyramid can be calculated with the following fromula:
Where B is the area of the base of the pyramid and h iis the height of the pyramid.
The base is a square, therefore, its area B is:
You know that the height is 3, therefore, you can substitute these values into the formula.
THerefore, the volume of the pyramid is:
Substitute in 0.8 for y.
The final result is: x = 8.4.
The final result is: x = 8.4.