Which expression is not equivalent to the other three?
2 answers:
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The dish illustrates operations on a parabola.
The depth of the parabolish dish is 160 feet.
The bowl is said to be a parabola.
So, we have:
Where:
From the question, the diameter is 160 feet.
So, the radius (r) is:
So, the coordinate of the depth of the parabola would be:
Substitute these values in
So, we have:
Divide both sides by 160
Rewrite as:
Hence, the depth of the parabolish dish is 160 feet.
Read more about parabolas at:
