Progressive Plane Geometry: By Webster Wells and Walter W. Hart

AABC ABCD adjoining altitude angle appear AXYZ base bisector bisects called chord circle common Conclusion congruent Construct corresponding cuts diagonals diameter direction distance divide Draw drawn equal equidistant equilateral triangle Exercises extended figure Find formed four geometry Give given hexagon hypotenuse Hypothesis inscribed intersect isosceles triangle joining kind length Locate locus mean measure meeting mid-point Note opposite parallel parallelogram passes perimeter perpendicular Plan plane polygon possible Proof proportional PROPOSITION Prove quadrilateral radii radius ratio rectangle regular represent respectively right angle right triangle segment sides similar square STATEMENTS REASONs straight line Suggestion tangent theorem trapezoid triangle vertex vertices write