niaalatiaa niaalatiaa
  • 11-12-2017
  • Mathematics
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In parallelogram PQRS, Q is a right angle. Is PQRS a rectangle?

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billy692000 billy692000
  • 18-12-2017
Yes, this is because opposite angles of a parallelogram are congruent. The adjacent angles are supplementary. Since one angle is 90, the other angle must be 90. So this points to the fact that all angles must be 90 degrees.
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ottersalt
ottersalt ottersalt
  • 21-12-2018
in APEX- yes. good luck!
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