Properties of TriangleMedium
Question
If the sides of a triangle are proportional to the cosine of the opposite angles, then the triangle is-
Options
A.Right angled
B.equilateral
C.obtuse angled
D.None of these
More Properties of Triangle Questions
Let A, B and C are the angles of a triangle and tan = , tan = . Then tan is equal to -...If r1 = r2 + r3 + r, then the ᐃ is -...If the lengths of the sides of a triangle are decided by the three throws of a single fair die, then the probabilitythat...Let PQR be a triangle of area ᐃ with a = 2, b = and c = , where a, b, and c are the lengths of the sidesof the tri...In a triangle ABC, medians AD and BE are drawn. If AD = 4, ∠DAB = and ∠ABE = , then the area of the ᐃ ...