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Mathematics 9: 1st Term Examination Reviewer
Mathematics
This reviewer covers key concepts in Mathematics 9 for the 1st Term Examination, including angles formed by parallel lines and transversals, slope, intercepts, linear equations, properties of quadrilaterals, parallelograms, rhombi, and rectangles. It includes definitions, properties, and problem-solving examples.
Geometry
Algebra
Linear Equations
37 Questions
Medium
Ages 14+
Sep 1, 2026
About this Study Set
This study set covers Mathematics through
37 practice questions.
This reviewer covers key concepts in Mathematics 9 for the 1st Term Examination, including angles formed by parallel lines and transversals, slope, intercepts, linear equations, properties of quadrilaterals, parallelograms, rhombi, and rectangles. It includes definitions, properties, and problem-solving examples. Every question includes the correct answer so you can learn as you go — pick any format above to get started.
Questions & Answers
Browse all 37 questions from the
Mathematics 9: 1st Term Examination Reviewer study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
Which term describes ∠2 and ∠3?
-
A
Same-side interior angles
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B
Corresponding angles
-
C
Alternate interior angles
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D
Vertical angles
2
Which pair represents corresponding angles?
-
A
∠2 and ∠7
-
B
∠3 and ∠2
-
C
∠4 and ∠2
-
D
∠1 and ∠3
3
Which pair represents alternate interior angles?
-
A
∠1 and ∠7
-
B
∠2 and ∠3
-
C
∠4 and ∠8
-
D
∠5 and ∠7
4
What is the relationship between ∠4 and ∠2?
-
A
Corresponding angles
-
B
Vertical angles
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C
Same-side interior angles
-
D
Alternate interior angles
5
Two angles are complementary when their measures have a sum of:
-
A
270°
-
B
90°
-
C
360°
-
D
180°
6
What is the sum of supplementary angles?
-
A
180°
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B
360°
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C
90°
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D
270°
7
If m∠5 = 118°, what is m∠7?
-
A
62°
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B
72°
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C
118°
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D
180°
8
If m∠4 = 132°, what is m∠7?
-
A
48°
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B
58°
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C
132°
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D
180°
9
Which expression correctly defines the slope of a nonvertical line?
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A
Change in x divided by change in y
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B
Change in y divided by change in x
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C
Product of the intercepts
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D
Number of points on the line
10
In the equation y = −2x + 7, what is the y-intercept?
11
Determine the slope of the line passing through (−2, 8) and (2, −4).
12
Which equation has a slope of −3 and an x-intercept of 4?
-
A
y = 3x − 12
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B
y = −3x − 12
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C
y = −3x + 12
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D
y = 3x + 12
13
When solving a linear equation by setting y = 0, what are you finding?
-
A
y-intercept
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B
Slope
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C
Range
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D
x-intercept
14
A delivery service uses C = 12d + 40. What does 40 represent?
-
A
The initial fee before distance is added
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B
The cost per kilometer
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C
The total distance traveled
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D
The final delivery cost
15
A computer shop charges a fixed fee of ₱40 plus ₱10 per hour. If a student has ₱120, which equation determines h?
-
A
40h + 10 = 120
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B
10h + 40 = 120
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C
120h + 10 = 40
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D
10h − 40 = 120
16
Using 10h + 40 = 120, why is 8 hours the greatest possible whole-number answer?
-
A
Eight hours is the first possible value.
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B
Eight hours makes the membership fee zero.
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C
Eight hours costs ₱120, while 9 hours costs more than the budget.
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D
Eight hours gives the largest unused amount.
18
Two nonvertical lines are parallel if they have:
-
A
equal slopes
-
B
opposite y-intercepts
-
C
reciprocal slopes
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D
slopes whose product is −1
19
Which condition guarantees that two distinct lines are perpendicular?
-
A
Their slopes are equal.
-
B
Their slopes have a product of −1.
-
C
Their y-intercepts are equal.
-
D
Their x-intercepts are equal.
20
A line has a slope of −3/5. What is the slope of a line parallel to it?
-
A
5/3
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B
−5/3
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C
3/5
-
D
−3/5
21
Line r is y = −4x + 3. Line s is y = 1/4x − 7. What conclusion is justified?
-
A
The lines are parallel.
-
B
The lines are perpendicular.
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C
The lines are the same line.
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D
The lines have equal y-intercepts.
22
Which polygon has exactly four sides, four angles, and four vertices?
-
A
Triangle
-
B
Circle
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C
Quadrilateral
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D
Pentagon
23
A quadrilateral with two pairs of opposite sides parallel is called a:
-
A
Kite
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B
Trapezoid
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C
Parallelogram
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D
Pentagon
24
Why is every square a rhombus, but not every rhombus a square?
-
A
A rhombus has no congruent sides.
-
B
A square has four congruent sides and four right angles, while a rhombus does not necessarily have right angles.
-
C
A square has only two congruent sides.
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D
A rhombus has no parallel sides.
25
A quadrilateral has two pairs of parallel sides and four congruent sides, but no right angles are given. What is its most specific classification?
-
A
Rectangle
-
B
Rhombus
-
C
Kite
-
D
Trapezoid
26
What is the sum of the interior angles of a quadrilateral?
-
A
360°
-
B
90°
-
C
270°
-
D
180°
27
Three angles of a quadrilateral measure 72°, 91°, and 84°. What is the fourth angle?
-
A
103°
-
B
113°
-
C
123°
-
D
93°
28
Which property of the diagonals of a parallelogram is always true?
-
A
They are always perpendicular.
-
B
They always have equal lengths.
-
C
They bisect each other.
-
D
They form four right angles.
29
In parallelogram PQRS, diagonals PR and QS intersect at O. If PO = 4x − 3 and OR = 21, what is x?
30
In parallelogram RSTU, m∠R = 68°. What is m∠S?
-
A
68°
-
B
112°
-
C
90°
-
D
122°
31
Opposite sides of a parallelogram are represented by 5x + 2 and 32. Find x.
32
Which is NOT always a property of a parallelogram?
-
A
Opposite sides are congruent.
-
B
Opposite angles are congruent.
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C
Diagonals bisect each other.
-
D
Diagonals are always congruent.
33
Which statement is NOT necessarily true about parallelogram ABCD?
-
A
AB ≅ CD
-
B
BC ≅ AD
-
C
AC is perpendicular to BD
-
D
The diagonals bisect each other.
34
In parallelogram ABCD, if DC = 22, what is AB?
35
If EC = 14 in parallelogram ABCD, how long is AC?
36
If ∠BAC = 48° and AB || DC, what is the angle formed by DC and AC at C?
37
In parallelogram ABCD, if ∠A = 80°, what is ∠B?
-
A
80°
-
B
90°
-
C
100°
-
D
120°
