in the figure a b parallel to CD then the value of X and Y and Z of
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X° + 70° + x° = 180°
:. 2x° = 180° - 70°
:. 2x° = 110°
:. x° = 110° / 2
:. X = 55°
Now ,
AB | | CD , i.e. EB | | CD
:. z° + x° = 180°
:. z° + 55° = 180°
:. z° = 180° - 55°
:. Z = 125°
Now ,
In triangle APE ,
:. / A + / P + / E = 180°
:. 90° + y° + x° = 180°
:. 90° + y° + 55° = 180°
:. y° = 180° - 90° - 55°
:. y° = 180° - 145°
:. Y = 35°
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