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gizmo_the_mogwai [7]
2 years ago
9

Help I don't understand

Mathematics
1 answer:
iren [92.7K]2 years ago
6 0
Since all the triangles = 180 you just have add the angles you do have together then subtract by 180. The missing side of trangle a =39 and the missing side of b is 79.6
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kakasveta [241]

Answer:

<h2><u>[D] 13.9</u></h2>

Explanation:

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<em>Round the answer</em>

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Grace [21]

Answer:

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