Quiz about Mathematics 8 REVIEWER

Question 1

It is formed by two rays sharing a common endpoint. Which of the following is described by the given statement?

Accepted Answer

Angle

Answer

Intersecting Lines

Answer

Parallel Lines

Answer

Perpendicular Lines

Question 2

Which of the following is the description of a point.

Accepted Answer

It is represented by a dot.

Answer

It is represented by a straight line.

Answer

It can be measured.

Answer

All of the above

Question 3

Among the following, which has both length and width?

Accepted Answer

Plane

Answer

Line

Answer

Point

Answer

Set

Question 4

What do you call the statements that are considered true even without a proof?

Accepted Answer

Axioms

Answer

Lemma

Answer

Propositions

Answer

Theorems

Question 5

What does the word congruent mean?

Accepted Answer

The same

Answer

Different

Answer

Opposite

Answer

Pattern

Question 6

SSS, SAS and ASA are the different congruence postulates in proving two triangles are congruent. What does SAS stands for?

Accepted Answer

Side Angle Side

Answer

Small Angle Small

Answer

Single Angle Side

Answer

Small Angle Single

Question 7

What do you call a triangle congruence such that corresponding three sides of two triangles are congruent?

Accepted Answer

SSS

Answer

ASA

Answer

LL

Answer

SAS

Question 8

The statement: "Corresponding parts of congruent triangles are congruent." Where is it based on?

Accepted Answer

Postulate

Answer

Axiom

Answer

Definition

Answer

Theorem

Question 9

Which of the following illustrates the statement on the congruence theorem about right triangles, "If one leg and one acute angle of a right triangle are congruent to the corresponding leg and acute angle of another right triangle, then the two right angles are congruent"?

Accepted Answer

Leg-Acute Angle Congruence Theorem

Answer

Leg-Leg Congruence Theorem

Answer

Hypotenuse-Leg Congruence Theorem

Answer

Hypotenuse-Acute Angle Congruence Theorem

Question 10

How many line/s is/are needed to bisect a given angle?

Accepted Answer

1

Answer

2

Answer

3

Answer

4

Question 11

What do you call the line, ray or segment that divides the angle into two congruent parts?

Accepted Answer

Angle Bisector

Answer

Betweenness

Answer

Midpoint

Answer

Segment Bisector

Question 12

What do you call the lines that intersect and form a right angle?

Accepted Answer

perpendicular

Answer

intersecting

Answer

parallel

Answer

skew

Question 13

What do you call the segments or lines that intersect forming a 90-degree angle?

Accepted Answer

perpendicular segments/lines

Answer

angle bisector

Answer

auxiliary lines

Answer

skew segments/lines

Question 14

Which of the following are examples lines?

i. Ballpen

ii. The edge of a building

iii. The edge of a book

iv. The angle formed in a building.

Accepted Answer

i,ii,iii

Answer

ii,iii,iv

Answer

i,ii,iv

Answer

i,ii,iii,iv

Question 15

Which of the following are real-life examples of a point?

i. A book

ii. The tip of a ballpen

iii. The cover of a mineral water

iv. A lightbulb

Accepted Answer

ii,iii,iv

Answer

i,ii,iii

Answer

i,ii,iv

Answer

i,ii,iii,iv

Question 16

Which the following are examples of congruency?

i. pair of shoes

ii. pair of earrings

iii. tiles

iv. tennis ball

Accepted Answer

i,ii,iii

Answer

ii,iii,iv

Answer

i,ii,iv

Answer

i,ii,iii,iv

Question 17

Which of the following statements best describe congruent triangles?

i. They are similar.

ii. They have the same size.

iii. They have the same shape.

They are equilateral triangles.

Accepted Answer

ii and iii

Answer

i only

Answer

iii only

Answer

iii and iv

Question 18

Which of the following are the postulates that can be used to prove that two triangles are congruent?

i. Side-Angle-Side (SAS)

ii. Angle-Angle (AA)

iii. Side-Side-Side (SSS)

iv. Angle-Side-Angle (ASA)

v. Side-Angle-Angle (SAA)

Accepted Answer

i,iii,iv

Answer

i,ii, iii

Answer

ii,iii,v

Answer

iii,iv,v

Question 19

If triangle ABC is congruent to triangle DEF, which of the following statements must be true?

i. AB = DE

ii. Angle A = Angle D

iii. BC = EF

iv. Area of triangle ABC = Area of triangle DEF

Accepted Answer

i,ii,iii,iv

Answer

i,ii,iv

Answer

i,ii,iii

Answer

ii,iii,iv

Question 20

What can be inferred about an angle bisector in a triangle?

i. It divides the angle into two equal angles.

ii. It is always the longest side of the triangle.

iii. It intersects the opposite side at a point that creates two segments proportional to the adjacent sides.

iv. It can only exist in obtuse triangles.

Accepted Answer

i and iii

Answer

i and ii

Answer

ii and iii

Answer

ii,iii,iv

Question 21

If C is between A and B, and on line AB, then can we say that points A, B and C are collinear?

Accepted Answer

Yes

Answer

No

Answer

Maybe

Answer

None of these

Question 22

In triangle JLY, what is the included side of angle L and angle Y?

Accepted Answer

line segment LY

Answer

line segment LJ

Answer

line segment JY

Answer

line segment YJ

Question 23

What congruence is applied to show that the two triangles are congruent?

Accepted Answer

SSS

Answer

AAA

Answer

AAS

Answer

SAS

Question 24

Which of the following statements best describe the corresponding parts of congruent triangles?

Accepted Answer

They are congruent.

Answer

They are not equal.

Answer

They are supplementary.

Answer

They are complementary.

Question 25

Which of the following triangle congruence postulate can be applied to prove that the two triangles are congruent? (Refer to figure 2)

Accepted Answer

ASA

Answer

AAS

Answer

SAS

Answer

SSS

Question 26

What postulate/theorem makes the triangles congruent?

Accepted Answer

Using SSS Congruency, the triangles are congruent.

Answer

Using ASA Congruency, the triangles are congruent.

Answer

Using SSA Congruency, the triangles are congruent.

Answer

Using SAS Congruency, the triangles are congruent.

Question 27

What postulate/theorem makes the triangles congruent?

Accepted Answer

Using LA Congruency, the triangles are congruent.

Answer

Using LL Congruency, the triangles are congruent.

Answer

Using HL Congruency, the triangles are congruent.

Answer

Using LAL Congruency, the triangles are congruent.

Question 28

Which of the following is a TRUE statement?

Accepted Answer

Uppercase letters are used to name a point.

Answer

Numbers are used to name a plane.

Answer

Uppercase letters are used to name a line.

Answer

Lowercase letters are used to name a plane.

Question 29

Why are undefined terms important in the development of mathematical theories?

Accepted Answer

They serve as foundational building blocks for creating definitions and theorems.

Answer

They eliminate the need for axioms.

Answer

They simplify all mathematical definitions.

Answer

They provide a clear and complete definition of all mathematical objects.

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