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RoseWind [281]
3 years ago
10

In the diagram, line x is parallel to line y,m21= 65°, and m27 = 55°. Stuart says that m212 = 60°. His reasoning is shown. Step

1: mZ8 = 60°, because m21+ m27 +m28 = 180º. Step 2:28 212, because 28 and 212 are corresponding angles. Step 3: So, mZ12 = 60° Use the drop-down menus to explain whether or not Stuart is correct.​

Mathematics
2 answers:
Romashka-Z-Leto [24]3 years ago
6 0

Answer:

Step-by-step explanation:

Artist 52 [7]3 years ago
5 0

the second one I try so I hope that helps

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