Evalute your trig functions of a triangle

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Mathematics
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11th Grade - University
•
Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the central angle in the unit circle?
It is used to evaluate sine and cosine.
It is irrelevant to trigonometric functions.
It helps in determining the radius of the circle.
It defines the circumference of the circle.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the sine of an angle in the unit circle calculated?
By subtracting the x-coordinate from the y-coordinate.
By dividing the x-coordinate by the radius.
By dividing the y-coordinate by the radius.
By multiplying the x and y coordinates.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which side of a triangle is opposite to the angle Theta?
The side forming the right angle.
The side directly across from the angle.
The hypotenuse.
The side adjacent to the angle.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for the tangent of an angle?
Adjacent over hypotenuse
Opposite over hypotenuse
Adjacent over opposite
Opposite over adjacent
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the reciprocal of the sine function?
Cosine
Cotangent
Cosecant
Secant
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the opposite side is 12 and the adjacent side is 5, what is the hypotenuse?
13
10
17
15
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate the secant of an angle?
Hypotenuse over opposite
Hypotenuse over adjacent
Adjacent over opposite
Opposite over hypotenuse
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