engineering intelligence MCQ #23

If the area of a circle is πr², what is the radius if the area is 16π?

engineering intelligence MCQ #23

  1. Question 1

    Q1. If the area of a circle is πr², what is the radius if the area is 16π?

    • A) 2
    • B) 4
    • C) 8
    • D) 16

    Answer: 4

    Explanation: πr² = 16π. Dividing both sides by π gives r² = 16. So, r = √16 = 4.