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If xo is obtuse, which of the following is true?

Mathematics
WAEC 2008
If xo is obtuse, which of the following is true?
  • A. x . 90
  • B. 180 < x < 270
  • C. x < 90
  • D. 90 < x < 180
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Correct Answer: Option D
Explanation
obtuse angle \(\to\) 90o < x < 180o
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts