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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Equations and Inequations
Equations and inequalities describe the relationship between two mathematical expressions.
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A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.
Question
I need help doing a formal proof for #33

Transcribed Image Text:FB 1 AB
JCD With DE L AB and
Prove:
DE = FB
Plan:
First show that DEBF is a parallelogram.
D
of Theorom olata
bousd ai maldon
A
bniw onT .lqm 02
B
o sub alov
aub noib sdh n
In Exercises 31 to 34, write a formal proof of each theorem or
ot a
corollary.d
31. The opposite angles of a parallelogram are congruent.
Fleure
32. The opposite sides of a parallelogram are congruent.
33. The diagonals of a parallelogram bisect each other.
34. The consecutive angles of a parallelogram are supplementary.
35. The bisectors of two consecutive angles of HJKL are
shown. What can you conclude regarding ZP?
are
osite
eral are
is a O
K
ntary
parallelogram meet at a point on the remaining side,
is:
36. When the bisectors of two consecutive angles of a
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