# Q3-MODULE 1-SUMMATIVE

## Quiz by Lenie Cayaga

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- Q1
What property is illustrated if x = x, then x is equal to itself x?

Distributive

Symmetric

Reflexive

Transitive

60sM8GE-IIIa-c-1 - Q2
Which of the following statements is true?

if $\backslash angle$c has a measure of 120°, then c is acute.

If $\backslash angle$d has a measure of 190°, then d is reflexive.

if $\backslash angle$a has a measure of 60°, then a is right

if $\backslash angle$b has a measure of 90°, then b is obtuse.

60s - Q3
Which of the following is considered true without proof or justification?

Defined Term

Conjecture

Theorem

Postulate

60s - Q460s
- Q5
Which would be the result of -2 (x - y), if the Distributive property were applied?

2x + y

-2x + y

2x – 2y

-2x + 2y

60s - Q6
Which of the following represents a line?

$\backslash overrightarrow\{\backslash mathrm\{DE\}\}$

BC

$\backslash overline\{\backslash mathrm\{CD\}\}$

$\backslash overleftrightarrow\{\backslash mathrm\{UH\}\}$

60s - Q7
What is used to prove a Theorem?

Guess

Intuition

Analogy

Proof

60s - Q8
Which method of proof uses contradiction to prove a statement?

Direct Proof

Two Column Proof

Indirect Proof

Formal Proof

60s - Q9
Which is not a postulate?

Through any two points, there is exactly one line

If two lines intersect, then their intersection is exactly one point

A plane contains at least three points that are non-collinear

A line contains at least two points

60s - Q10
What is the common endpoint of the two rays in an angle?

Arrowhead

Angle Measure

Midpoint

Vertex

60s - Q11
What represents a plane?

a flat surface

an exact location

intersecting path

a straight path

60s - Q12
What property justifies the following conclusion?

Given: x = y , y = z

Conclusion: x = z

Transitive Property

Addition Property of Equality

Division Property of Equality

Reflexive Property of Equality

60s - Q13
Which among the following need supporting proof to be true?

Theorem

Undefined Term

Axiom

Postulate

60s - Q14
Which consists of two rays sharing one endpoint but going opposite directions?

Line Segment

Ray

Separate rays

Opposite rays

60s - Q15
What portion of a line has one arrowhead?

Plane

Point

Ray

Line

60s