issb mathematics MCQ #582

Radius of circle area 78.5 cm²? (π = 3.14)

issb mathematics MCQ #582

  1. Question 1

    Q1. Radius of circle area 78.5 cm²? (π = 3.14)

    • A) 4 cm
    • B) 5 cm
    • C) 6 cm
    • D) 7 cm

    Answer: 5 cm

    Explanation: Area πr² equals 78.5 so r squared is 25 and r is 5.