Question

please please step by step answer 9th class​

Answer 1

Answer:

(x+y)= 127

because , sum of two opposite angles in a triangle is equal to external angle

Answer 2

Answer:

127°

Step-by-step explanation:

On line QRD,

180 - 127 = PRQ

53 = PRQ

in triangle pqr

x + y + 53 = 180. ( angle sum property of triangle)

x + y = 180 - 53

x + y = 127