Properties of TriangleHard
Question
If a = 9, b = 8 and c = x satisfies 3 cos C = 2, then -
Options
A.x = 5
B.x = 6
C.x = 4
D.x = 7
More Properties of Triangle Questions
The vectors , and are the sides of a triangle ABC. The length of the median through A is...In any D ABC if 2 cos B = , then the triangle is -...If the points A(z), B(-z) and c(1 - z) are the vertices of an equilateral triangle ABC then Re(z) is equal to :-...In acute angled triangle ABC, r + r1 = r2 + r3 and ∠B > then....If λ be the perimeter of the ᐃABC then b cos2 + c cos2 is equal to -...