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Example Questions
Example Question #92 : Geometry
If an ecologist is measuring species composition using a circular region with an area of , what is the diameter of the region?
Possible Answers:
Correct answer:
Explanation:
If an ecologist is measuring species composition using a circular region with an area of , what is the diameter of the region?
Recall the formula for the area of a circle:
We also know that r, the radius, is half the length of the diameter. Therefore, if we can find the radius, we can find the diameter:
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