Post on 25-Sep-2020
Proof Review
134.) Write a 2-column proof. Given: RSTU is a parallelogram Prove:
ΔRSU ≅ ΔTUS
135.) Write a 2-column proof. Given: 𝓇 𝓈; Prove: 𝓂
! !5 ≅ !6ℓ "
6
7
5
4
ℓ
𝓂 𝓇
𝓈
136.) Write a 2-column proof.
Given:
Prove:
AU ⊥ QU; !1 ≅ !2
DQ ⊥ QU1
2
Q U
D A
137.) Write a 2-column proof. Given: Prove: is an obtuse triangle
m!LGM = 25°ΔLGS
M
L
G S
138.) Write a 2-column proof.
Given: Prove:
!1 ≅ !2; !3 ≅ !4; LA ≅ RUΔWLU ≅ ΔWRA
W
L A U R
1 2 3 4
5 6 7
139.) Write a 2-column proof.
Given: K is the midpoint of ; Prove:
MR !M ≅ !RΔMGK ≅ ΔRGK
M K R
G
140.) Write a 2-column proof.
Given: Prove:
PX ≅ LT; ΔPRL is an isosceles Δ with base PLΔTRX is isosceles
L
X T
P
4 3
2 1
R
141.) Write a 2-column proof. Given:
Prove:
!1 ≅ !2; !3 ≅ !4
PT ≅ LX
L
X T
P
4 3
2 1
R
142.) Write a 2-column proof.
Given: Prove:
!1 ≅ !2; !3 ≅ !4; !1 ≅ !4; GV ≅ TVΔRVS is isosceles
1 4
3 2
5 6
G
R
V
S
T
143.) Given: Prove:
NL = NM; AL = BMNA = NB
144.) Write a 2-column proof.
Given:
Prove:
NO bisects !POM; NO ⊥ MP
NO is ⊥ bisector
145.) Write a 2-column proof.
Given: Prove:
RL ! CD; LC !DR!5 ≅ !6
146.) Write a 2-column proof.
Given:
Prove:
!4 ≅ !2; DR ≅ LC
RL ≅ CD
147.) Write a 2-column proof.
Given:
Prove:
m!ADC = 30° and m!ADB = 15°
DB! "!
bisects #ADC
148.) Write a 2-column proof. Given: Ð1 @ Ð2; p ^ q
Prove: p ^ r
s
t
ut
149.) Write a two-column proof.
Given: C is the midpoint of
; Prove:
BD and AE
!A ≅ !E AB ≅ EDΔABC ≅ ΔEDC
150.) Write a 2-column proof.
Given:
Prove:
PN bisects MO
PN⊥ MOΔMNP ≅ ΔONP
151.) Write a 2-column proof.
Given: ; Prove:
!FAB ≅ !GED; !ACB ≅ !DCE; AC ≅ ECΔABC ≅ ΔEDC
152.) Write a 2-column proof.
Given:
Prove:
NO !MP; "N ≅ "P
MN !OP
153.) Write a 2-column proof.
Given: Prove:
XY ≅ WZ, XW < YZm!XYW <m!ZXY