Quiz - Vectors (Magnitude & Direction)

For vectors  $\overrightarrow{AB}$  and  $\overrightarrow{CD}$ , determine if they have the same magnitude, and whether they are parallel.
A(11, -11) and B(8, -4) 
C(5, 2) and D(12, -1)
Select all that apply.

• magnitudes are equal

• magnitudes are not equal

• parallel

• not parallel

 $p=<3,\ -9>$  

Find the magnitude to the nearest tenth.

 $q=<-3,\ 11>$  
Find the direction angle to the nearest tenth.  

What is the direction angle for a vector whose component form is $<0,\ -3>$  

• 0 degrees

• 90 degrees

• 180 degrees

• 270 degrees

A vector is a quantity that has both _______ and _________.

Select all that apply.

• direction

• amplitude

• acceleration

• magnitude

• velocity

In vector $\overrightarrow{AB}$ 
point B is the ______________

• initial point, also known as the tip

• initial point, also known as the tail

• terminal point, also known as the tip

• terminal point, also known as the tail

Find the direction angle and magnitude of the vector <-7, 0>

Select all that apply.

• magnitude = 7

• magnitude = -7

• 90°

• 180°

• 270°

Given vector u $=<-8,-4>$  in what quadrant will the vector be in?

• I

• II

• III

• IV

What type of vectors are -u and v?

• opposite

• parallel

• equivalent

• none

Type your funniest clean math joke here. I will select one joke from each class period for extra credit points and post it to Edsby. You will automatically get this question correct for entering a clean math joke. No joke = no credit

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