find the circumstance if its area is 49 cm²
Answers
Answered by
0
Answer: Area of a circle = πr²
where r is the radius of the circle
So if πr² = 49
r = sqrt. (49/π) ≈ 3.949
Circumference of a circle = 2πr ≈ 24.8 cm (Ans.)
Step-by-step explanation:
Similar questions