WBCS.LIVE practice question

A circle has a radius of 7 cm. What is its circumference? (Use Ļ€ = 22/7)

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. 22 cm
  2. 88 cm
  3. 154 cm
  4. 44 cm

Correct answer and explanation

Correct answer: 44 cm

Explanation: āœ… Correct Answer: (D) 44 cm šŸ“š Explanation: Step-1: Use the formula for the circumference of a circle: C = 2Ļ€r. Step-2: Substitute the values: C = 2 x (22/7) x 7. Step-3: The 7 in the numerator and denominator cancel out, leaving C = 2 x 22 = 44 cm.