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Name:_____________ Date: ____________ Quiz Review 4.1-4.5
Follow directions and show all work for credit.
Classify each triangle by its angles (acute, obtuse, or right) and by its sides (scalene, isosceles, or
equilateral).
1.
2.
3.
_________ ___________
angles
sides
_________ _________
angles
sides
___________ _________
angles
sides
4) A triangle has the given vertices. Graph the triangle classify it by its sides (scalene, isosceles, or
equilateral). Then determine if it is a right triangle. A(-2, 5), B(-4, 1), C(2, -2)
AB=_______
AC=_______
BC=_______
Sides: ___________
Right? : yes / no
6. In the diagram,  ≅ . Find the value of x & y.
x=_______
B
81°
116°
y=_______
A
C
70°
3 + 12 cm
H
D
6 − 9 cm
E
G (8 − 36)°
F
Find the value of x and y.
(3 + 8)°
7. x=_______
8. y=_______
5° °
38°
For #9-14, determine if the two triangles are congruent or not. If they are congruent,
tell why they are congruent (use the word bank below – words may be used zero, one, or
multiple times).
AAS Theorem
ASA Theorem
HL Theorem
SAS Theorem
SSS Postulate
not congruent
9. __________
10. __________
11. __________
12. __________
13. __________
14. __________
On My Honor, I have neither given nor received unauthorized aid on this
test, quiz, or assignment.
.
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