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

21-12-2018

in APEX- yes. good luck!

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