Question 1
A vector in the xy plane has a magnitude of 25m and an x component of 12m. The angle it makes with the positive x axis is:
a.
64 degrees
b.
61 degrees
c.
26 degrees
d.
241 degrees
e.
29 degrees
2 answers
the angle whose cosine is ... 12 / 25
25*Cos A = 12.
A =
A =