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FeniGo

  • one year ago

How to prove that the quadrilateral formed by joining the midpoints of adjacent sides of a rectangle is a rhombus?

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  1. FeniGo
    • one year ago
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    |dw:1401523263722:dw|

  2. klimenkov
    • one year ago
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    For example using Pythagoras theorem. Notice that \(DS=SA=BQ=QC\) because this is a rectangle. Analogically \(AP=PB=DR=RC\). Use this and the Pythagoras theorem and you will get \(SP=PQ=QR=RS\), which means that the figure inside is a rhombus.

  3. FeniGo
    • one year ago
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    Thnxx :)

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