Q3 Module 1 Summative Test

Quiz by Rose Ann Salayon

Mathematics

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M8GE-IIIa-1

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15 questions
• Q1
What property is illustrated if x = x, then x is equal to itself x?
Distributive
Reflexive
Symmetric
Transitive
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• Q2
Which of the following statements is true?
if angle c has a measure of 120°, then c is acute.
If angle d has a measure of 190°, then d is reflexive.
if angle a has a measure of 60°, then a is right.
if angle b has a measure of 90°, then b is obtuse.
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• Q3

Which of the following is considered true without proof or justification?

Theorem

Conjecture

Ddefined terms

Postulate

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• Q4
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• Q5

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

-2x + 2y

2x – 2y

2x + y

-2x - y

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• Q6

Which of the following represents a line?

$\overrightarrow\left\{\mathrm\left\{DE\right\}\right\}$

BC

$\overleftrightarrow\left\{\mathrm\left\{UH\right\}\right\}$

$\overline\left\{\mathrm\left\{CD\right\}\right\}$

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• Q7

What is used to prove a Theorem?

Analogy

Guess

Proof

Intuition

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• Q8

Which method of proof uses contradiction to prove a statement?

Indirect Proof

Direct Proof

Formal Proof

Two Column Proof

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• Q9

Which is not a postulate?

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

Through any two points, there is exactly one line

A line contains at least two points

plane contains at least three points that are non collinear

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• Q10

What is the common endpoint of the two rays in an angle?

Midpoint

Vertex

Angle Measure

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• Q11

What represents a plane?

a flat surface

an exact location

intersecting paths

a straight path

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• Q12

What property justifies the following conclusion? Given: x = y , y = z

Conclusion: x = z

Division Property of Equality

Transitive Property

Reflexive Property

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• Q13

Which among the following need supporting proof to be true?

Theorem

Axiom

Undefined Term

Postulate

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• Q14

Which consists of two rays sharing one endpoint but going opposite directions?

Line Segment

Ray

Opposite rays

separate rays

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• Q15

What portion of a line has one arrowhead?

LINE

PLANE

POINT

RAY

30s
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