1. If length of each side of a rhombus PQRS is 8 cm and ∠PQR = 120°, then what is the length (in cm) of QS?






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  • By: anil on 05 May 2019 01.48 am

    from the diagram, $$angle QPS$$=60° $$ riangle PQS$$ is equilateral triangle. so QS = 8. so the answer is option C.
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