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What is the supplement of ∠A if m∠A = 78°?
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1 vote
What is the supplement of ∠A if m∠A = 78°?

User Yathi
by
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2 Answers

1 vote

Answer:

102

Explanation:

User Bernard
by
4.6k points
7 votes

Answer:

The supplement is 102

Explanation:

Supplementary angles add to 180 degrees

Let x be the supplement

x+ 78 = 180

subtract 78 from each side

x+78-78 = 180-78

x = 102

User LucaA
by
4.9k points
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