ayamewxo ayamewxo
  • 13-01-2024
  • Mathematics
contestada

Help plsssss helpppppppppp i need hepl

Help plsssss helpppppppppp i need hepl class=

Respuesta :

karmenchong karmenchong
  • 13-01-2024

Answer:

x = 130°

Step-by-step explanation:

Draw a line that is parallel to AB and parallel to DE (line CC')

∠CDE + ∠DCC' = 180° (same side interior angles)

80° + ∠DCC' = 180°

∠DCC' = 100°

∠ABC = ∠BCC' = 30° (alternate interior angles)

x = ∠DCC' + ∠BCC'

  = 100° + 30°

  = 130°

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