Answer :

Itz5151

Answer:

140°

Step-by-step explanation:

In ∆ ABC by angle sum property

50+90+<A = 180°

  • <A = 180°-140° = 40°

In the smaller triangle

  • x+y+<A = 180°
  • x+y = 180-40 = 140°

VanillaLover

Answer: 40°.

Step-by-step explanation: starting off by the triangle angle sum theorem, the sum of the angle measures in a triangle is 180. just calculate the sum, move the constant you get to the right and change the sign, and calculate the difference.

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