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Darya [45]
3 years ago
7

If the sum of the measures of ∠1 and ∠2 is 180°, what is the sum of the measures of ∠3 and ∠4?

Mathematics
1 answer:
m_a_m_a [10]3 years ago
8 0
In any 4-sided shape, the angles add to 360. if angles 1 & 2 are 180, 3 & 4 are also 180. the answer is D
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