A man whose eyes are 1.8 m above the ground stands 2.4 m from the edge

Khathutshelo

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of a brimful swimming bath 2 m deep.? A man whose eyes are 1.8 m above the ground stands 2.4 m from the edge of a brimful swimming bath 2 m deep. How far from the wall nearest him is a point on the bottom that he can just see?
 
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