OR is a common side of two congruent quadrilaterals.NM20. Complete: quad. NERO = quad. ?21. In your own words explain why each of thefollowing statements must be true.a. O is the midpoint of NM.b. ZNOR = L MOREAExs. 20, 21c. RO 1 NM

Given OR is a common side of two congruent quadrilaterals. 20. Complete: quad NERO ≅ quad ? 21. In…

Answered: OR is a common side of two congruent…

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

ChapterP: Preliminary Concepts

SectionP.CT: Test

Problem 1CT

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The diagonals of OABCD intersect at Z. Tell whether each statement must be, may be, or cannot be true. 2. DZ = BZ 1. AC = BD 3. AD || BC 4. m L DAB = 85 and m L BCD = 95
Write T or F to indicate your answer. A 1. If AX = XB, then X must be the midpoint of AB.2. Definitions may be used to justify statements in a proof.3. If a line and a plane are parallel, then the line is parallel to every line in the plane.4. When two parallel lines are cut by a transversal, any two angles formedare either congruent or supplementary.5. If the sides of one triangle are congruent to the corresponding sides ofanother triangle, then the corresponding angles must also be congruent.6. Every isosceles trapezoid contains two pairs of congruent angles.B 7. If a quadrilateral has two pairs of supplementary angles, then it must bea parallelogram.8. If the diagonals of a quadrilateral bisect each other and are congruent, thenthe quadrilateral must be a square
Complete.
. If you have drawn or made a square, you will know that its diagonals are a. perpendicular and congruent. b. congruent and parallel. c. perpendicular. d. different sizes.
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OR is a common side of two congruent quadrilaterals. N M 20. Complete: quad. NERO = quad. ? 21. In your own words explain why each of the following statements must be true. a. O is the midpoint of NM. b. ZNOR = L MOR E A Exs. 20, 21 c. RO 1 NM