The radius of the circumcircle of an isosceles triangle PQR is equal to PQ (= PR), then
the angle P is :
1) π/6
2) π/3
3) π/2
4) 2π/3
The radius of the circumcircle of an isosceles triangle PQR is equal to PQ (= PR), then
the angle P is :
1) π/6
2) π/3
3) π/2
4) 2π/3