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Mathematics 11 Online
OpenStudy (anonymous):

The two diagonals of parallelogram PQRS are 36 cm and 48 cm long. If the parallelogram is a rhombus, what is the length of side PQ?

OpenStudy (anonymous):

@jim_thompson5910 again...thx for all the help

OpenStudy (anonymous):

i thought the diagonals of a rhombus were congruent lol

jimthompson5910 (jim_thompson5910):

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OpenStudy (anonymous):

The diagonals of a rhombus are perpendicular bisectors of each other. Use Jim Thompson's nice diagram and the Pythagorean theorem to solve.

jimthompson5910 (jim_thompson5910):

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OpenStudy (anonymous):

30 thanks

jimthompson5910 (jim_thompson5910):

btw, you were thinking of a rectangle, not a rhombus a rectangle has congruent diagonals

OpenStudy (anonymous):

ok thx

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