Respuesta :

Given Triangle is Right angled triangle

According to Angle Sum Property,

37 +90 + x= 180

127 + x= 180

x= 180 -127

x= 53

AB//CD ( given)

<ABD= y-4 = 180-x

y-4 = 180 -53

y-4 = 127

y= 127 +4 = 131

Hence B) x= 53, y= 131

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