What is the formula used to find the angle between two vectors?
Learning to find the angle between two vectors

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Mathematics
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11th Grade - University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
cosine of Theta equals U dot V divided by magnitude of U times magnitude of V
tangent of Theta equals U dot V divided by magnitude of U times magnitude of V
sine of Theta equals U cross V divided by magnitude of U times magnitude of V
cosine of Theta equals U cross V divided by magnitude of U times magnitude of V
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which operation is used to calculate the dot product of two vectors?
Addition of corresponding components
Multiplication of corresponding components and summing them
Subtraction of corresponding components
Division of corresponding components
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate the magnitude of a vector U with components U1 and U2?
U1 - U2
sqrt(U1^2 + U2^2)
U1 + U2
U1 * U2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the next step after finding the dot product and magnitudes to determine the angle between vectors?
Use sine inverse
Use cosine inverse
Use tangent inverse
Use secant inverse
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the importance of using degree mode in the calculator for this problem?
It helps in finding the dot product
It ensures the angle is calculated in degrees
It ensures the angle is calculated in radians
It is not important
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If given only one vector, how can you find its direction?
Use cosine of Theta
Use secant of Theta
Use sine of Theta
Use tangent of Theta
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you be cautious about when entering calculations in a calculator?
Using parentheses correctly
Using the correct units
Using the correct mode
Using the right formula
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