PSAT Math Multiple-Choice Question 269: Answer and Explanation
Question: 269
A circle has an area of 240 square centimeters. Find the radius to the nearest tenth of a centimeter. Use 3.14 for π.
- A. 8.7
- B. 15.5
- C. 17.4
- D. 38.2
Correct Answer: A
Explanation:
The correct solution is 8.7 because A = π r2; 240 = 3.14 r2; 76.43 = r2 ; r ≈ 8.7 centimeters. See Lesson: Circles.
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