3rdQ Module 1 Math G8

Quiz by JOEL ESTUDILLO

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

Symmetric

Transitive

Reflexive

Distributive

30s - Q2
Which of the following statements is true?

if angle a has a measure of 60°, then angle a is right.

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

if angle d has a measure of 190°, then angle d is reflexive.

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

30s - Q3
Which of the following is considered true without proof or justification?

Conjecture

Defined Term

Theorem

Postulate

30s - Q430s
- Q5
Which would be the result of -2 (x - y), if the Distributive property were applied?

-2x + y

-2x + 2y

2x + y

2x – 2y

30s - Q6
Which of the following represents a line?

BC

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

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

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

30s - Q7
What is used to prove a Theorem?

Proof

Guess

Intuition

Analogy

30s - Q8
Which method of proof uses contradiction to prove a statement?

Formal Proof

Indirect Proof

Direct Proof

Two Column Proof

30s - Q9
Which is not a postulate?

A line contains at least two points

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

Through any two points, there is exactly one line

A plane contains at least three points that are non collinear

30s - Q10
What is the common endpoint of the two rays in an angle?

Midpoint

Vertex

Arrowhead

Angle Measure

30s - Q11
What represents a plane?

intersecting paths

a straight path

an exact location

a flat surface

30s - Q12
What property justifies the following conclusion?

Given: x = y , y = z

Conclusion: x = z

Addition Property of Equality

Division Property of Equality

Transitive Property

Reflexive Property

30s - Q13
Which among the following need supporting proof to be true?

Theorem

Axiom

Undefined Term

Postulate

30s - Q14
Which consists of two rays sharing one endpoint but going opposite directions?

Line Segment

Separate rays

Ray

Opposite rays

30s - Q15
What portion of a line has one arrowhead?

Line

Point

Plane

Ray

30s