
Vector Components and Trigonometric Functions

Interactive Video
•
Mathematics, Physics
•
9th - 12th Grade
•
Hard

Mia Campbell
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the initial point of a vector assumed to be when finding its components on a coordinate plane?
At the origin
At the terminal point
At any random point
At the midpoint
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a vector lies along the negative x-axis and has a magnitude of 39, what is its terminal point?
(0, 39)
(-39, 0)
(0, -39)
(39, 0)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you find the x component of a vector with a known magnitude and angle?
Magnitude times cosine of the angle
Magnitude divided by cosine of the angle
Magnitude times sine of the angle
Magnitude divided by sine of the angle
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What angle is most obvious to use for a vector lying along the negative x-axis?
90 degrees
270 degrees
0 degrees
180 degrees
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the cosine of 180 degrees?
1
0
-1
0.5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sine of 180 degrees?
1
0
-1
0.5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you verify the trigonometric values of angles using the unit circle?
By checking the intersection points
By measuring the radius
By calculating the area
By finding the circumference
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