Ask Question
8 December, 06:48

The diameter of circle A is 9 times as great as the diameter of circle B. The area of circle A is how many times as great as the area of circle B? A) 9 B) 16 C) 81 D) 20 E) 1,543

+4
Answers (1)
  1. 8 December, 09:07
    0
    C) 81

    Step-by-step explanation:

    Area of a circle is proportional to the square of the diameter. If the diameter is larger by a factor of 9, the area is larger by a factor of 9² = 81.
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “The diameter of circle A is 9 times as great as the diameter of circle B. The area of circle A is how many times as great as the area of ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers