In the diagram below ABGH, BCFG and CDEF are squares. Prove that 21 + 2 = Z3. A В C D <4 <6 <5. <7 <1 <2 <3 H G F E (s) GF|DF = 1/ (A) 27 = 27 (s) F D/FH V2/ = 1/ AGFD ~ A by s As 21 = Z 6 So, 21 + 22 = 4 6 +(2) = Z 6 +(4 +2 5 alternate angles = Z 3 alternate angles
In the diagram below ABGH, BCFG and CDEF are squares. Prove that 21 + 2 = Z3. A В C D <4 <6 <5. <7 <1 <2 <3 H G F E (s) GF|DF = 1/ (A) 27 = 27 (s) F D/FH V2/ = 1/ AGFD ~ A by s As 21 = Z 6 So, 21 + 22 = 4 6 +(2) = Z 6 +(4 +2 5 alternate angles = Z 3 alternate angles
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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
Transcribed Image Text:In the diagram below A BGH, BCFG and CDEF are squares. Prove that 21 + Z2 = 23.
A
B
C
<4
<5
<7
<1
<2
<3
H
G
F
E
(s) GF|DF = 1/
(A) Z7 = 27
(s) F D/FH = v2/
= 1/ /
AGFD ~ A
by s As
21 = Z 6
So,
21 + 22 = Z 6
+(22)
= Z 6
+(24 + 2 5
alternate angles
= Z 3
alternate angles
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