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Two adjacent angles of a parallelogram are in the ratio 4: 5. Find their measures
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Two adjacent angles of a parallelogram are in the ratio 4: 5. Find their measures

User LEHO
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The first angle: 180/(4+5)=20 20*4=80 the first angle is 80 degrees
The second angle: 180/(4+5)=20 20*5=100 the second angle is 100 degrees

Hope this will help:)
User Dops
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