Two regular polygons are such that the ratio of the measures their interior angles is 4 : 3 and the ratio between their number of sides is 2 : 1. Find the number of sides of each polygon.
Find in the adjoining if
∵ ABCD is a trapezium on which is a transversal.
∴ Interior oppodite angles along BC are supplementary.
∴            Â
or                        Â
∴              (∵ Â
or                              Â
Two opposite angles of a parallelogram are (5x - 8)° and (2x + 82)°. Find the measures of each angle of the parallelogram.
In a parallelogram if measures of two adjacent angles are in the ratio of 4 : 5, find all the angles.