I need help with Geometry

Question

contestada

Respuesta :

leninkhatri leninkhatri · Answer 1 · 2021-02-04T06:54:25+01:00

Answer:

123

Step-by-step explanation:

180-57 ( cointerior angle because opposite angle are parallel )

=123

plz make me brainliest

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Hrishii Hrishii · Answer 2 · 2021-02-04T06:55:22+01:00

Answer:

123°

Step-by-step explanation:

[tex] m\angle CDA +m\angle BCD = 180\degree [/tex] (Adjacent angles of a parallelogram)

[tex] 57\degree +m\angle BCD = 180\degree [/tex]

[tex]m\angle BCD = 180\degree - 57\degree [/tex]

[tex]m\angle BCD = 123\degree [/tex]

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