Read and analyze each item carefully, Encircle the letter that corresponds to your correct answer.
1) What property is illustrated in: If LA = 2B, 2B & LC then LA LC.
a. Reflexive Property
b. Symmetric Property
d. Addition Property
c. Transitive Property
2) Which of the following statements is true?
If 21 has a measure of 90, then 21 is obtuse.
b. If 21 has a measure of 140°, then 21 is acute.
If 21 has a measure of 35º, then 21 is acute.
d. If I has a measure of 180°, then 21 is right.
3) Triangle ABC is congruent to triangle DEF. Which side is congruent to side BC?.
a. side EF
b. side DE
c. side DF d. none of the above
4) Identify the pairs of congruent right triangles shown at the right.
M
a, ΔΡΜΑ = ΔAPS
b. AMAP = ASPA
c. AMPA ASPA
d. AAMP = APAS
A
Р
5) Which theorem is illustrated by this statement: If the two angles and non-included side of
one triangle are congruent to the corresponding two angles and non-included side of another
triangle, then the triangles are congruent.
ASA
6. SAA
c. SSA
d. SSS
a.
6) Miguel knows that in AMIG and AJAN, MI = JA, IG = AN, and MG = JN. Which postulate or
theorem can he use to prove the triangles congruent?
b. ASA
b. AAS
c. SSA
d. SSS
7) Princetone knows that AB = XY and AC = XZ. What other information must he know to prove
AABC = AXYZ by SAS postulate?
LB = LY
b. ZCELZ
C. LAS ZX
d. ZCLX
a.
8) ATIN ACAN, then ANAC is congruent to
a. ΔITN
b. ANIT
C. ATNI
d. AINT
9)
a.
If corresponding congruent parts are marked, how can you prove ABEC = ABAC?
ASA
b. LL
c. SAS
d. SSS
R
c. Justify the last two steps of the proof.
Given: RS UT and RT US
Prove: ARST AUTS
S
T
U
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1.A
2.D
3.D
4.C
5.D
6.A
7.A
8.A
9.A
10.C