a) parallel lines
b) intersecting lines
c) skew lines
d) lines
e) points A, B, and F?
f) points A, C, and H?
g) points A, C, F, and H?
Exercises
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Chapter 1 Solutions
Elementary Geometry for College Students
- Which type of path straight, curved, circular, or scattered is determined by: a a roller coaster? b a pencil? c a carousel? d darts thrown at a dartboard?arrow_forwardNote: Exercise preceded by an asterisk are of a more challenging nature. a In the figure, are lines m, n, and p concurrent? b If one exists, name the point of concurrence for lines m, n, and p.arrow_forwardWhich type of path straight, curved, circular or scattered is determined by: a pepper sprinkled on a steak? b a Ferris wheel? c a rule? d the path of a snake?arrow_forward
- In the drawing, ABDCEF. Suppose that transversals l and m are also parallel. D and C are the midpoints of AE and BF, respectively. If parallelogram ABCD similar to parallelogram DCFE?arrow_forwardDetermine whether ABC, with vertices A0,0,0, B1,2,4, and C0,0,8, is an isosceles triangle.arrow_forwardDescribe the auxiliary line segment as determined, overdetermined, or underdetermined. a) Through vertex B of ABC, draw ABAC. b) Draw the line that contains A, B, and C. c) Draw the line that contains M, the midpoint of AB.arrow_forward
- In trapezoid RSTV of Exercise 13, RSVT and MN is the median, Find x if VT=2x+9,MN=6x13,andRS=15. Exercise 13, 14arrow_forwardUse drawings, as needed, to answer each question. Does the relation is parallel to have a areflexive property? consider a line m bsymmetric property? consider lines m and n in a plane ctransitive property? consider coplanar lines m, n, and qarrow_forwarda Which of these (AB,AB,orAB) represents the length of the line segment AB? b Which (mCBA, mCAB,or, mBAC) represents the measure of mABCarrow_forward
- In the accompanying figure, m2=68, m8=112, and m9=110. a.Which lines r and s OR l and m must be parallel? ___________ b Which pair of lines r and s OR l and m cannot be parallel? ___________arrow_forwardExercises 3840 In the box shown for Exercise 38, use intuition to answer each question. a Are AB and DC parallel? b Are AB and FE skew line segments? c Are AB and FE perpendicular?arrow_forwardNote: Exercises preceded by an asterisk are of a more challenging nature. a In the figure, are lines a, b, and c concurrent? b If one exists, name the point of concurrence for lines a, b, and c.arrow_forward
- Elementary Geometry For College Students, 7eGeometryISBN:9781337614085Author:Alexander, Daniel C.; Koeberlein, Geralyn M.Publisher:Cengage,Elementary Geometry for College StudentsGeometryISBN:9781285195698Author:Daniel C. Alexander, Geralyn M. KoeberleinPublisher:Cengage Learning