Ask Question
3 March, 08:48

The radius of a circle is 2 kilometers. What is the area?

+2
Answers (2)
  1. 3 March, 08:53
    0
    Answer:12.57km

    Step-by-step explanation:

    A=π·r^2=π·2^2≈12.56637

    or just radius squared multiplied by pi
  2. 3 March, 09:07
    0
    A = 4 pi km ^2

    or approximately

    A = 12.56 km^2

    Step-by-step explanation:

    The area of a circle is given by

    A = pi r^2

    The radius is 2

    A = pi * 2^2

    A = 4 pi km ^2

    If we approximate pi as 3.14

    A = 4 * 3.14

    A = 12.56 km^2
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “The radius of a circle is 2 kilometers. What is the area? ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers