SHORT QUIZ (Introduction and Trigonometric Ratios)
Authored by LUNA, U.
Mathematics
9th Grade
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6 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
TRGIONOMETRY is a combination of arithmetic, algebra, and __________.
calculus
geometry
chemistry
physics
Answer explanation
Trigonometry is the study of TRIANGLES, right triangles as one of the types. Therefore, there is geometry in trigonometry.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following defines a TRIGONOMETRIC FUNCTION?
It is a ratio between the lengths of the sides of a right triangle.
It is the value of the hypotenuse of a right triangle.
It is the study of the properties of triangles.
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which trigonometric function is equivalent to Adjacent/Hypotenuse?
Sine
Cosine
Cosecant
Secant
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following is NOT a primary trigonometric function?
Sine
Cosine
Tangent
Cosecant
Answer explanation
The primary trigonometric functions have the mnemonic: SOH-CAH-TOA
5.
MULTIPLE SELECT QUESTION
45 sec • 3 pts
Which are the three secondary trigonometric functions?
Sine
Secant
Cosecant
Tangent
Cotangent
Answer explanation
They have the mnemonic: CHO-SHA-CAO
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which pair of reciprocal trigonometric functions are described by Opposite/Adjacent and Adjacent/Opposite?
sine, cosecant
cosine, secant
tangent, cotangent
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