Question 1
Instructions: On occasion, the notation
= [A, θ] will be a shorthand notation for
.
If

= [15, 80
°] and

, what is the magnitude of

?
◦
15
◦
35
◦
32
◦
5.0
◦
23
Question 2
Instructions: On occasion, the notation
= [A, θ] will be a shorthand notation for
.
Vectors

and

are shown. What is the magnitude of a vector

if

?

◦
46
◦
10
◦
30
◦
78
◦
90