15
QuizMultiple Choice

Solving for Angle Measures of Right Triangles — Cumulative exam

Question 15 of 50 • Fall 24 GMS Geometry: Concepts and Connections B

There are 2,100 bacteria in a circular petri dish. The dish has a radius of 40 millimeters. What is the approximate population density? (Use 3.14 for π)Area of a circle = πr2

Answer
A
0.02 bacteria per square millimeter
B
0.42 bacteria per square millimeter
C
2.39 bacteria per square millimeter
D
52.5 bacteria per square millimeter
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