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26-03-2019
Mathematics

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On a piece of paper use a protractor to construct a triangle with angle measures of 40 and 60 what is the measure of the third angle?

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iloveonedirection iloveonedirection

26-03-2019

Answer:

80°

Step-by-step explanation:

The angles of a triangle must add up to 180°.

40° + 60° + missing angle = 180°

100° + missing angle = 180°

subtract 100° from both sides

missing angle = 80°

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