The area of an equilateral ΔABC is 17320.5 cm2 with each vertex of the triangle as centre a circle is drawn with radius equal to half the length of the side of triangle. Find the area of the shaded region. (π=3.14,√=1.73205) [4 MARKS]
Concept: 2 Marks
Application: 2 Marks
Area of shaded region = area of ΔABC - 3 (Area of sector BPR)
Let 'a' be the side of the equilateral ΔABC.
Radius of the circles
∴ Required area