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      Geometry Problems 181 - 190 | 
    
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		Geometry Problem 181.Circular Sector of 90 degrees, find an angle.
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		Geometry Problem 182. Overlapping 
		Circles, Find an angle.  | 
	
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		Geometry Problem 183. Right 
		Triangle, Hypotenuse Trisection Points, Squares of the Distances. | 
	  
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		Geometry Problem 184. Triangle 
		and Angles. | 
	
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		Typography and Sketch of Problem 184. | 
	
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		Geometry Problem 185. Trapezoid, 
		Triangles and Angles. | 
	  
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		Typography and Sketch of Problem 185. | 
	
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		Geometry Problem 186. Right 
		Triangle, Altitude, Incenters, Circles. | 
	  
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		Typography and Sketch of Problem 186. | 
	
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		Geometry Problem 187. Right 
		Triangle, Altitude, Incenters, Circles, Angles. | 
	
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		Geometry Problem 188. Square, 
		Diagonal, 45 Degrees Angle.  | 
	
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		Geometry Problem 
		189. Squares, Distances.  | 
	
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		Geometry Problem 190. Tangent 
		circles, Tangent chord, Perpendicular, Distance. | 
	
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