Multiple choice

If the area of the circle is (2464) (m^2), what is its circumference?

  1. $88 m.$
  2. $176 m.$
  3. $44 m.$
  4. $22 m.$
  5. $704 m.$
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Given area = πr² = 2464, so r² = 2464 ÷ π ≈ 784, giving r = 28. Circumference = 2πr = 2 × π × 28 ≈ 176. Option B is correct. The relationship between area and circumference goes through the radius.