<p>The disc of mass M with uniform surface mass density&nbsp;<span class="equation">\(\sigma\)</span>&nbsp;is shown in the figure. The centre of mass of the quarter disc (the shaded area) is at the position&nbsp;<span class="equation">\(\frac{\pi}{3}\frac{\alpha}{\pi},\frac{x}{3} \frac{\alpha}{\pi} \)</span>&nbsp;where x is ________(Round off to the Nearest Integer).</p>

<p>[a is an area as shown in the figure]</p>

<p><img alt="" src="https://school.achievam.com/upload/questionbank/question/que_1759550225.PNG" style="height:120px; width:130px" />​​​​​​​</p>