The angles of a triangle are xo, xo, 2xo. Find x.
65∘
75∘
45∘
35∘
Sum of angles of a triangle = 180o
Therefore xo+xo+2xo = 180o
4x = 180o
⇒ xo=45o
Angles of a quadrilateral are given as 85∘, 95∘, x∘, (x+10)∘. Find the value of x.