state gov UP Police Head Operator (Radio Cadre) Mock Test Quantitative Aptitude Mensuration Plane Figures
The area of a quadrant of a circle is \(\frac{\pi}{9}\) m2. Its radius (in meters) is equal to:
1
\(\frac{3}{2}\)
2
\(\frac{1}{2}\)
3
\(\frac{2}{3}\)
4
\(\frac{1}{3}\)