Ask Question
28 March, 14:31

What's is the radius of a circle with a area of 3.21 square feet

+5
Answers (1)
  1. 28 March, 14:58
    0
    approx 1 foot

    The area (A) of a circle = πr² (where r is the radius)

    thus r² = A/π ⇒ r = √ (A/π = √ (3.21/π) = 1.0108 ... ≈ 1 foot (to 1 dec. place)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “What's is the radius of a circle with a area of 3.21 square feet ...” 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