Respuesta :

Solution:

Given:

  • ∠A = 50°

In the diagram given, we can tell that:

  • ∠A and ∠B are a linear pair.
  • ∠B and ∠C are a linear pair.

This means that:

  • ∠A + ∠B = 180°
  • ∠B + ∠C = 180°

Step-1: Find ∠B.

  • ∠A + ∠B = 180°
  • => 50 + ∠B = 180°
  • => ∠B = 180 - 50
  • => ∠B = 130°

Step-2: Find ∠C.

  • ∠A = ∠C (Vertically opposite angles
  • => ∠C = 50°

Given :

  • ∠A = 50°

Solution :

  • ∠A= ∠C [Vertically opposite angles]
  • ∠C = 50°

∠A+∠B = 180° [Linear pair]

50+ ∠B = 180°

∠B = 180-50

∠B = 130°

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Final answer ⤵️

  • ∠A = 50°
  • B = 130°
  • C = 50°