Respuesta :

Answer:

C = 100

Step-by-step explanation:

Supplementary angles equal 180 degrees

180 - 80 = 100

renknee

Answer:

m∠C = 100°

Step-by-step explanation:

Supplementary angles are angles that add up to 180°. We are given m∠D as 80°.

  • This means that c + 80 = 180

Step 1: Subtract 80 from both sides.

  • [tex]c+80-80=180-80[/tex]
  • [tex]c=100[/tex]

Therefore, the answer is 100°.

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