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COPY of Unit 3 Assessment: Proofs

Last updated over 5 years ago

12 questions

1

1

1

1

1

2

2

2

2

2

7

8

Part I: Vocabulary

Question 1

1.

Question 2

2.

Question 3

3.

Question 4

4.

Question 5

5.

Part II: Multiple Choice

Question 6

6.

Question 7

7.

Question 8

8.

Question 9

9.

Question 10

10.

Part III: Writing Proofs

Question 11

11.

Complete the following proof by typing in the missing reasons.

Question 12

12.

Complete the following proof by typing in the missing statements and reasons.

A segment drawn from the vertex of a triangle to the midpoint of the opposite side

a) vertical angles

b) angle bisector

c) median

d) altitude

e) midpoint

f) supplementary angles

Two opposite and equal angles formed by two intersecting lines

a) vertical angles

b) angle bisector

c) median

d) altitude

e) midpoint

f) supplementary angles

A point on a line segment that divides it into two segments of equal length

a) vertical angles

b) angle bisector

c) median

d) altitude

e) midpoint

f) supplementary angles

Two angles whose measures add to 180°

a) vertical angles

b) angle bisector

c) median

d) altitude

e) midpoint

f) supplementary angles

Cuts an ANGLE into two congruent pieces

a) vertical angles

b) angle bisector

c) median

d) altitude

e) midpoint

f) supplementary angles

Which is FALSE?

a

b

c

d

In the diagram below...

a

b

c

d

In which of the following diagrams is there not enough information shown to prove the given congruence statement?

a

b

c

d

State what one additional piece of information would have to be given to you in order to prove these triangles congruent by AAS Theorem.

a

b

c

d

a

b

c

d