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The angles of a parallelogram are in the ratio 1:2:1:2 going around the figure.
Find the largest angle (in degrees).

Class 8Properties of ParallelogramsQuadrilaterals
  • A130
  • B120
  • C240
  • D110

Step-by-Step Solution

Going around, angles are k, 2k, k, 2k summing to 360: 6k = 360, k = 60. Largest = 2k = 120°.
Answer: B) 120

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