Question

find the unknown angle x and y in fig. 11.39.​

Answer 1

(e)

50 + 60 + x = 180 (Angle sum property)

x = 180 - (50 + 60)

x = 180 - 110

x = 70

y = 50. (Vertically opposite angles)

Answer 2

Here angle y is 50 degrees and angle x is 110 degrees