sparknotes
Geometric Proofs
Problems
Auxiliary lines may be necessary to write the following direct proofs.
Problem :
Given: Line PQ is the perpendicular bisector of segment AB.
Prove: Point P is equidistant from points A and B.
Problem :
Given:
Segment AB is congruent to segment CB.Prove:
Angle BAD is congruent to angle BCD.
Segment AB is congruent to segment CD.
Problem :
Given: Segments TA and TB are tangent segments to circle O.
Prove: Segment TA is congruent to segment TB.
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