Elementary Geometry for College Students
Elementary Geometry for College Students
6th Edition
ISBN: 9781285195698
Author: Daniel C. Alexander, Geralyn M. Koeberlein
Publisher: Cengage Learning
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Chapter 5.3, Problem 16E

In Exercises 13 to 16, provide the missing reasons.

Given: Δ X Y Z with X Y ¯ trisected at P and Q and Y Z ¯ trisected at R and S

Prove: Δ X Y Z ∼ Δ P Y R

Chapter 5.3, Problem 16E, In Exercises 13 to 16, provide the missing reasons. Given: XYZ with XY trisected at P and Q and YZ

PROOF
Statements Reasons
1. Δ X Y Z ;   X Y ¯ trisected at P and Q ; Y Z ¯ trisected at R and S 1. ?
2. Y R Y Z = 1 3 and Y P Y X = 1 3 2. Definition of trisect
3. Y R Y Z = Y P Y X 3. ?
4. ∠ Y ≅ ∠ Y 4. ?
5. Δ X Y Z ∼ Δ P Y R 5.?
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Chapter 5 Solutions

Elementary Geometry for College Students

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If HK=6,KF=8, and HJ=4,...Ch. 5.2 - If the drawing, HJKFGK. If HK=6,KF=8, and FG=5,...Ch. 5.2 - Quadrilateral ABCD quadrilateral HJKL. If mA=55,...Ch. 5.2 - Quadrilateral ABCD quadrilateral HJKL. If...Ch. 5.2 - Quadrilateral ABCD quadrilateral HJKL. If...Ch. 5.2 - Quadrilateral ABCD quadrilateral HJKL. If...Ch. 5.2 - Quadrilateral ABCD quadrilateral HJKL. If...Ch. 5.2 - Quadrilateral ABCD quadrilateral HJKL. If...Ch. 5.2 - In Exercises 21 to 24, ADEABC. Given:...Ch. 5.2 - In Exercises 21 to 24, ADEABC. Given:...Ch. 5.2 - In Exercises 21 to 24, ADEABC. Given:...Ch. 5.2 - In Exercises 21 to 24, ADEABC. Given:...Ch. 5.2 - Pentagon ABCDE pentagon GHJKL not shown, AB=6, and...Ch. 5.2 - Quadrilateral MNPQ quadrilateral WXYZ not shown,...Ch. 5.2 - Prob. 27ECh. 5.2 - A technical drawing shows the 312 ft lengths of...Ch. 5.2 - In Exercises 29 to 32, use the fact that triangles...Ch. 5.2 - In Exercise 29 to 32, use the fact that triangles...Ch. 5.2 - In Exercise 29 to 32, use the fact that triangles...Ch. 5.2 - In Exercise 29 to 32, use the fact that triangles...Ch. 5.2 - In the drawing, ABDCEF with transversals l and m....Ch. 5.2 - In the drawing, ABDCEF. 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Find the...Ch. 5.5 - In regular hexagon ABCDEF, the length of AB is x...Ch. 5.5 - Prob. 37ECh. 5.5 - Diagonal EC separates pentagon ABCDE into square...Ch. 5.6 - Note: Exercises preceded by an asterisk are of a...Ch. 5.6 - Prob. 2ECh. 5.6 - Given that ABEF=BCFG=CDGH, are the following...Ch. 5.6 - Given that XYTS, are the following proportion...Ch. 5.6 - Given: l1l2l3l4,AB=5,BC=4,CD=3,EH=10 Find:...Ch. 5.6 - Given: l1l2l3l4,AB=7,BC=5,CD=4,EF=6 Find: FG,GH,EHCh. 5.6 - Given: l1l2l3,AB=4,BC=5,DE=x,EF=12x Find: x,DE,EFCh. 5.6 - Given: l1l2l3,AB=5,BC=x,DE=x2,EF=7 Find: x,BC,DECh. 5.6 - Given: DEBC,AD=5,DB=12,AE=7 Find: ECCh. 5.6 - Given: DEBC,AD=6,DB=10,AC=20 Find: ECCh. 5.6 - Prob. 11ECh. 5.6 - Given: DEBC,AD=5,DB=a+3,AE=a+1,EC=3(a1) Find:...Ch. 5.6 - Given: RW bisects SRT Do the following equalities...Ch. 5.6 - Given: RW bisects SRT Do the following equalities...Ch. 5.6 - Given: UT bisects WUV,WU=8,UV=12,WT=6 Find: TVCh. 5.6 - Given: UT bisects WUV,WU=9,UV=12,WV=9 Find: WTCh. 5.6 - Given: NQ bisects MNP,NP=MQ,QP=8,MN=12 Find: NPCh. 5.6 - Prob. 18ECh. 5.6 - Exercises 18 and 19 are based on a theorem not...Ch. 5.6 - Given: In ABC,AD bisects BAC AB=20 and AC=16 Find:...Ch. 5.6 - Prob. 21ECh. 5.6 - In ABC,mCAB=80,mACB=60,andABC=40. With the angle...Ch. 5.6 - In ABC,AC=5.3,BC=7.2 and BA=6.7. With angle...Ch. 5.6 - In right RST not shown with right S,RV bisects SRT...Ch. 5.6 - Given: RV bisects SRT, RS=x6,SV=3, RT=2x, and...Ch. 5.6 - Given: MR bisects NMP, MN=2x,NR=x, RP=x+1, and...Ch. 5.6 - Given point D in the interior of RST, which...Ch. 5.6 - In RST, suppose that RH,TG, and SK are medians....Ch. 5.6 - Given point D in the interior of RST, suppose that...Ch. 5.6 - Prob. 30ECh. 5.6 - Prob. 31ECh. 5.6 - Given: RST, with XYRT and YZRS Prove: RXXS=ZTRZCh. 5.6 - Prob. 33ECh. 5.6 - Use Exercise 33 and the following drawing to...Ch. 5.6 - Use Theorem 5.6.3 to complete the proof of this...Ch. 5.6 - Prob. 36ECh. 5.6 - Given: ABC not shown is isosceles with...Ch. 5.6 - Given: RST with right RST; mR=30 and ST=6; RST is...Ch. 5.6 - Prob. 39ECh. 5.6 - Prob. 40ECh. 5.CR - Prob. 1CRCh. 5.CR - Prob. 2CRCh. 5.CR - Prob. 3CRCh. 5.CR - Prob. 4CRCh. 5.CR - Prob. 5CRCh. 5.CR - Prob. 6CRCh. 5.CR - Prob. 7CRCh. 5.CR - Find the values of x in each proportion: a x6=3x c...Ch. 5.CR - Use proportions to solve Review Exercises 9 to 11....Ch. 5.CR - Prob. 10CRCh. 5.CR - Prob. 11CRCh. 5.CR - The ratio of the measures of sides of a...Ch. 5.CR - Prob. 13CRCh. 5.CR - The length of the sides of a triangle are 6, 8 and...Ch. 5.CR - The ratio of the measure of the supplement of an...Ch. 5.CR - Prob. 16CRCh. 5.CR - Given: ABCD is a parallelogram. DB intersects AE...Ch. 5.CR - Prob. 18CRCh. 5.CR - Prob. 19CRCh. 5.CR - Prob. 20CRCh. 5.CR - Prob. 21CRCh. 5.CR - Prob. 22CRCh. 5.CR - Prob. 23CRCh. 5.CR - For Review Exercises 24 to 26, GJ bisects FGH...Ch. 5.CR - For Review Exercises 24 to 26, GJ bisects FGH...Ch. 5.CR - For Review Exercises 24 to 26, GJ bisects FGH...Ch. 5.CR - Given:...Ch. 5.CR - Prove that if a line bisects one side of a...Ch. 5.CR - Prove that the diagonals of a trapezoid divide...Ch. 5.CR - Given: ABCwithrightBACADBC...Ch. 5.CR - Given: ABCwithrightBACADBC...Ch. 5.CR - Prob. 32CRCh. 5.CR - Given:...Ch. 5.CR - Find the length of a diagonal of a square whose...Ch. 5.CR - Prob. 35CRCh. 5.CR - Find the length of a side of a rhombus whose...Ch. 5.CR - Find the length of an altitude of an equilateral...Ch. 5.CR - Prob. 38CRCh. 5.CR - The length of the three sides of a triangle are...Ch. 5.CR - Prob. 40CRCh. 5.CR - Prob. 41CRCh. 5.CR - Prob. 42CRCh. 5.CT - Reduce to its simplest form: a The ratio...Ch. 5.CT - Prob. 2CTCh. 5.CT - Prob. 3CTCh. 5.CT - Prob. 4CTCh. 5.CT - Prob. 5CTCh. 5.CT - In right triangle ABC,CD- is the altitude from C...Ch. 5.CT - Prob. 7CTCh. 5.CT - Prob. 8CTCh. 5.CT - Prob. 9CTCh. 5.CT - Prob. 10CTCh. 5.CT - In DEF,D is a right angle and m F=30. a Find DE if...Ch. 5.CT - Prob. 12CTCh. 5.CT - Prob. 13CTCh. 5.CT - For ABC, the three angle bisectors are shown. Find...Ch. 5.CT - Prob. 15CTCh. 5.CT - Prob. 16CTCh. 5.CT - In Exercises 16 and 17, complete the statements...
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