End Of Semester Test Geometry A Questions And Answers 100% Verified A+ Guaranteed

CR and DS are perpendiculars dropped from AB to PQ , and AB is perpendicular to CR and DS. If CR = DS, which statement must be true? {Ans: m∠RCD = m∠ACD}Given: p || q, and r || s. Prove: ∠4 is supplementary to ∠15. What is the missing step in the given proof? {Ans: Statement: m∠4 = m∠16 Reason: Transitive Property of Equality}In ΔABC, AB = BC and m∠ABC = 90°. D and E are the midpoints of AB and BC, respectively. If the length of CA is 9 units, the length of DE is _________ units and m∠CAB is _________°. {Ans: DE = 4.5 ∠CAB = 45°}Quadrilateral ABCD is a parallelogram. Complete the statements to prove that AB = CD and BC = AD. {Ans: Alternate Interior Angles Theorem Congruent angles have equal measures.}axiom {Ans: a given definition assumed to be true}Polygon ABCD reflects about line to MN make polygon EFGH. What is the length of FG? {Ans: 2 units}