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Because the sum of angle measures in each triangle is 180°, the

sum of interior angle measures in a quadrilateral is
2 x 180°=

User Alan Szlosek
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2 Answers

16 votes
16 votes
It's 360
Because the sum of the angle measures in each triangle is 180
User Joshua Foxworth
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24 votes
24 votes

Answer:

It's 360

Explanation:

2 x 180 = 360

User Martin Haluza
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