The angles of a quadrilateral are `(x+20, (x-20), (2x+5), (2x-5)`. Find the value of x.

The angles of a quadrilateral are x^@ , (x-10)^@ , (x+30)^@ and 2x^@ . Find the angles.

The angles of a triangle are (x-40^@),(x-20^@),(x/2-10^@) .Find the value of x & then find the angles of the triangle.

The measure of angles of a quadrilateral are (x+20)^(0) , (x-20^(0))^(0),(2x+5)^(0) & (2x-5)^(0). find the value of x.

The angles of a triangle are (x-40)^0,\ (x-20)^0\ a n d\ (1/2x-10)^0dot find the value of xdot

The angles of a triangle are (x-40)^0,\ (x-20)^0\ a n d\ (1/2x-10)^0dot find the value of xdot

Angles of a quadrilateral are (4x)^@, 5(x+2)^@, (7x-20)^@ and 6(x+3)^@ . Find: (i) the value of x. (ii) each angle of the quadrilateral.

The angles of triangle are (x-40)^@ , (x-20)^@ and (1/2x-10)^@ . Find x.

The angles of quadrilateral are x-5^(@),x,x+5^(@),and x+10^(@) . Find the smallest angle of the quadrilateral.