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Determine which triangle appears to be acute

Determine which triangle appears to be acute-example-1
User Medvekoma
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2 Answers

6 votes
A because an acute angle is less than 90 degrees and an acute triangle has 3 of these. B and D have large obtuse angles and C appears to be a right angle
User ANewGuyInTown
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4 votes

Answer:

The first (or the top) triangle is acute.

Explanation:


User Shanshan
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