Q4-Summative No. 1

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Measures 2 skills from
Grade 9
Mathematics
Philippines Curriculum: Grades K-10 (MELC)

M9GE-IVa-1

M9GE -IVb-c-1

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Q 1/15
Score 0
What do you call the branch of mathematics that deals with the relations between the sides and angles of a triangle?
29
Trigonometry
Geometry
Calculus
Algebra

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15 questions

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Q1
What do you call the branch of mathematics that deals with the relations between the sides and angles of a triangle?
Trigonometry
Geometry
Calculus
Algebra
30s
M9GE-IVa-1
Q2
In a right triangle, what do you call the opposite side of the right angle?
opposite leg
longer leg
hypotenuse
leg
30s
M9GE-IVa-1
Q3
The trigonometric ratio of adjacent leg and the hypotenuse of a right triangle.
sine
cotangent
cosine
tangent
30s
M9GE-IVa-1
Q4
The trigonometric ratio of the acute angle 𝜃 of a right triangle defined by a cosine is _______________.
hypotenuse/adjacent
opposite/hypotenuse
hypotenuse/opposite
adjacent/hypotenuse
30s
M9GE-IVa-1
Q5
The six trigonometric ratios are only applicable to what kind of triangle?
equilateral triangle
obtuse triangle
acute triangle
right triangle
30s
M9GE-IVa-1
Q6
If cosecant is the inverse trigonometric ratio of sine , then what is the inverse trigonometric ratio of secant?
cosecant
cosine
cotangent
tangent
30s
M9GE-IVa-1
Q7
What is the mnemonic device used to easily remember the primary trigonometric ratio?
SHO-CAH-TOA
SOH-CAH-TAO
SHO-CHA-TAO
SOH-CAH-TOA
30s
M9GE-IVa-1
Q8
In triangle ADG, what is the side adjacent to angle 𝜃?
c
a
g
d
30s
M9GE-IVa-1
Q9
In a right triangle, the two acute angles are_________________.
supplementary
not equal
complementary
equal
30s
M9GE-IVa-1
Q10
Using the same figure, what is the measure of angle Gif the measure of side a is 10 and the measure of the hypotenuse d is 15?
$54.34\degree$
$48.19\degree$
$40.34\degree$
$44.34\degree$
60s
M9GE-IVa-1
Q11
What is the value of the expression 1 − 𝑠𝑖𝑛²30° − 𝑠𝑖𝑛²60°?
0
1
$\frac{\left(1-\surd3\right)}{2}$
1/4
60s
M9GE -IVb-c-1
Q12
Evaluate 2 𝑠𝑖𝑛30° + 4 𝑐𝑜𝑠 60° − 3 𝑐𝑜𝑡 45° + 𝑠𝑒𝑐45°, what is the result?
1
0
$\surd2$
$\surd3$
60s
M9GE -IVb-c-1
Q13
Given a 45º– 45º – 90º triangle with hypotenuse of 10 cm, what is the length of each leg?
5cm
$10\surd2\ cm$
$\frac{\left(5\surd2\right)}{2}$
$5\surd2\ cm$
60s
M9GE -IVb-c-1
Q14
60s
M9GE -IVb-c-1
Q15
The length of the hypotenuse of a 30º– 60º – 90ºtriangle is 12 cm, what is the length of the side opposite the 60° angle?
$6\surd3\ cm$
$12\surd3\ cm$
24 cm
6 cm
60s
M9GE -IVb-c-1

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Q4-Summative No. 1

Quiz by mariane bisnar

Measures 2 skills fromGrade 9MathematicsPhilippines Curriculum: Grades K-10 (MELC)

Our brand new solo games combine with your quiz, on the same screen

Measures 2 skills from
Grade 9
Mathematics
Philippines Curriculum: Grades K-10 (MELC)