If in a triangle, the area is numerically equal to the perimeter, then the radius of the inscribed circle of the triangle is Select: A) 1 B) 2 C) 3 D) 4 E) 5
Solution   Radius = Area / Semi perimeter   = [Area x 2 / Area]   = 2.   Answer 2
<result>B</result>
If in a triangle, the area is numerically equal to the perimeter, then the radius of the inscribed circle of the triangle is