Question

In following parallelograms, find the unknown value of x, y, z.

Answer 1

in Parallelogram, Opposite angles are equal,

$y=112$

In Triangle

$x+y+40=180$

$\therefore x=180-40-112$

$\therefore x={28}^o$

Also, $z={28}^o$ ( Angle x and z are alternate angles )