Question

If an angle of a parallelogram is three-seventh of its
adjacent angle, then the measures of angles of the
parallelogram are
(1) 126°, 54°, 126°, 54°
(2) 48°, 132°, 48°, 132°
(3) 62°, 118°, 62°, 118°
(4) 58°, 122°, 58°, 122°

Answer 1

Answer-(1)

let angle be x

3/7x +x =180

10x/3=180

x=126

3/7x=54