What was the geometry student looking for at the beach

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Q: What was the geometry student looking for at the beach?
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8 x! o( X. m( _/ F) i$ `A: A tangent.
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# _  w9 \3 U5 K& `- A( ltangent  
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& O8 P0 Z: A5 n2 z1 g1 ]6 E( G (geometry) a straight line that touches the outside of a curve but does not cross it