Properties of TriangleHard
Question
In a ᐃABC, 2R2 sinA sinB sinC =
Options
A.ᐃ
B.2ᐃ
C.ᐃ / 2
D.None of these
More Properties of Triangle Questions
If in a triangle ABC, cos A cos B + sin A sin B sin C = 1, then the sides are proportional to -...In a triangle ABC, let ∠C = If r is the inradius and R is the circumradius of the the triangle ABC, then 2 (r + R)...In a triangle PQR, ∠R = . If tan and tan are the roots of ax2 + bx + c = 0, a ≠ 0 then...The values of a, for which the points A, B, C with position vectors and respectively are the vertices of a right-angled ...Let A (2, -3) and B(-2, 1) be vertices of a triangle ABC. If the centroid of this triangle moves on the line 2x + 3y = 1...