Answer: The height of the court is 93.75 feet.
Explanation:
We know that the area of a rectangle is given by :-
Area = length x width/height (1)
Given : A standard-size volleyball court has an area of 2,100 square feet.
The length of the court is 22.4 feet.
To find : The width of the court.
According to (1) , we have

Then,

Hence, the height of the court is 93.75 feet.