brittanyaarmstrong07 brittanyaarmstrong07

26-02-2021
Mathematics

contestada

Supplementary angles
A
always add up to 180 degrees.

B
always add up to 90 degrees.

C
are across from each other.

D
are congruent.

Respuesta :

26-02-2021

Answer:

a

Step-by-step explanation:

supplementary angles touch and there bases together are a strait line.

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