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Priya measures one angle of a pair of complementary angles as 27°. She claims the other must be 153°. By how many degrees is her answer wrong?

Class 9Pairs of AnglesGeometry — Lines and Angles
  • A90
  • B99
  • C81
  • D180

Step-by-Step Solution

The correct complement is 90 - 27 = 63°. Priya gave 153°, which is 153 - 63 = 90° too large.
Answer: A) 90

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