Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Mensuration Plane Figures
Find the area of the shaded portion of an equilateral triangle with sides 6 units shown in the following figure. A circle of radius 1 unit is centred at midpoint of a side of the triangle.
1
\(\frac{1}{2}\left( {9\sqrt 3 - \frac{{11}}{7}} \right)~\) unit2
2
\(\frac{1}{4}\left( {9\sqrt 3 - \frac{{11}}{7}} \right)~\) unit2
3
\(\frac{1}{2}\left( {6\sqrt 3 - \frac{{11}}{7}} \right)~\) unit2
4
More than one of the above
5
None of the above