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24, Find the width AB of the river​

24, Find the width AB of the river​-example-1
User Stephen McAteer
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Check the picture below.


\cfrac{AB}{DE}=\cfrac{AC}{CE}\implies \cfrac{AB}{10}=\cfrac{45}{30}\implies \cfrac{AB}{10}=\cfrac{3}{2} \\\\\\ 2AB=30\implies AB=\cfrac{30}{2}\implies AB=15

24, Find the width AB of the river​-example-1
User Jaja
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