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A triangle with angles 89.9°, 50.1°, and 40.0° what type of triangle is it
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A triangle with angles 89.9°, 50.1°, and 40.0° what type of triangle is it

User Chemalarrea
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1 Answer

5 votes

Answer:

Triangle=89.9 + 50.1 + 40(flat)= 140+40=180 and 180 is a straight angle ABC

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89.9+50.1=140

User Xiongmin LIN
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