GEOMETRY PRE-TEST CHAPTER 4



GEOMETRY TEST CHAPTER 4A NAME PER

Determine whether each statement is true or false. If false, draw a counterexample.

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(1) All isosceles triangles are acute.

(2) A acute triangle can be equilateral.

(3) An scalene triangle is never obtuse.

(4) A right triangle can be isosceles.

Use the given conditions to classify each triangle by its angles and sides.

(5) [pic]

(6) [pic]

Find the value of x:

(7) (8)

(9) (10)

Write a congruence statement for the triangles in each diagram.

(11) (12)

Use SSS, SAS, ASA, AAS to state the triangles that are congruent and why.

If not congruent, write not possible.

(13) (14)

Find the value of x:

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(15) (16)

Given the ordered pairs, determine if [pic]:

(17) [pic]

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(7x + 9)°

5x °

(4x ( 3)°

(3x+56)°

34°

x°

x°

C

A

32°

x°

B

A

C

F

E

D

M

N

L

J

K

4x + 6

36°

5x + 33

8x + 15

27 °

49°

43°

37°

B

G

E

F

N

M

P

Q

R

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