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Mekhanik [1.2K]
2 years ago
14

Practice: triangle sum theorem on a piece of paper solve for the variable , then find the missing angles

Mathematics
1 answer:
MariettaO [177]2 years ago
3 0
1) x=-3. The missing angle is 71 degrees
2) x=45. The missing angles are 90 and 45 degrees.
3) x=40. The missing angles are 40 and 100 degrees
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