bibhutikc8b bibhutikc8b
  • 02-08-2021
  • Mathematics
contestada

find the value of x and y​

find the value of x and y class=

Respuesta :

Аноним Аноним
  • 02-08-2021

Answer x = 25°

In triangle ABC

Angle BAC = BCA

= 50

Because its isoceles triangle and base angles are equal.

x + x + 80 = 180

2x = 100

x = 50

Angle ACD is exterior angle so 80 + 50

= 130

Triangle ACD is also Isoceles Angle x = Angle CDA

130 + x + x = 180

2x = 50

x = 25

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