A triangle has vertices A, B, and C. Vertex A has an angle of #pi/12 #, vertex B has an angle of #(3pi)/8 #, and the triangle's area is #21 #. What is the area of the triangle's incircle?
1 Answer
Mar 1, 2018
Area of Incircle
Explanation:
Similarly,
Semi perimeter of triangle ABC
Radius of Incircle
Area of Incircle