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5 votes
5 votes
What is an angle that is supplementary to ∠ECF?

Please help!!!

What is an angle that is supplementary to ∠ECF? Please help!!!-example-1
User OjamaYellow
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2 Answers

18 votes
18 votes

Answer: HCE

Step-by-step explanation:

A supplementary angle is an angle that when added to another angle, equals 180 degrees, or a straight line.

Angles HCE and ECF add up to 180 degrees.

User Yacine Rouizi
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3.2k points
13 votes
13 votes

Answer:

HCE or ECH

Step-by-step explanation:

Supplementary is angle that add up to 180° (A line)

User AbuMariam
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3.1k points